Importar la base de datos

file.choose()

bd <-read.csv("C:\\Users\\sofia\\Downloads\\seguros.csv")

Agregar una columna de dias de incapacidad

install.packages(“dplyr”)
library(dplyr)
count(bd, IncidentDescription, sort = TRUE)
count(bd, ClaimantType, sort = TRUE)
count(bd, InjuryNature, sort = TRUE)
count(bd, BodyPartRegion, sort = TRUE)
count(bd, BodyPart, sort = TRUE)
count(bd, body_part, sort = TRUE)

Limpia nombres de las columnas

install.packages(“janitor”)

library("janitor")
## 
## Attaching package: 'janitor'
## The following objects are masked from 'package:stats':
## 
##     chisq.test, fisher.test
bd<- clean_names(bd)

Entender base de datos

resumen <-summary(bd)
resumen
##     claim_id          total_paid      total_reserves    total_recovery     
##  Min.   :  777632   Min.   :      0   Min.   :      0   Min.   :     0.00  
##  1st Qu.:  800748   1st Qu.:     83   1st Qu.:      0   1st Qu.:     0.00  
##  Median :  812128   Median :    271   Median :      0   Median :     0.00  
##  Mean   : 1864676   Mean   :  10404   Mean   :   3368   Mean   :    66.05  
##  3rd Qu.:  824726   3rd Qu.:   1122   3rd Qu.:      0   3rd Qu.:     0.00  
##  Max.   :62203364   Max.   :4527291   Max.   :1529053   Max.   :100000.00  
##                                                                            
##  indemnity_paid     other_paid      total_incurred_cost claim_status      
##  Min.   :     0   Min.   :      0   Min.   : -10400     Length:31619      
##  1st Qu.:     0   1st Qu.:     80   1st Qu.:     80     Class :character  
##  Median :     0   Median :    265   Median :    266     Mode  :character  
##  Mean   :  4977   Mean   :   5427   Mean   :  13706                       
##  3rd Qu.:     0   3rd Qu.:   1023   3rd Qu.:   1098                       
##  Max.   :640732   Max.   :4129915   Max.   :4734750                       
##                                                                           
##  incident_date      incident_description return_to_work_date
##  Length:31619       Length:31619         Length:31619       
##  Class :character   Class :character     Class :character   
##  Mode  :character   Mode  :character     Mode  :character   
##                                                             
##                                                             
##                                                             
##                                                             
##  claimant_opened_date claimant_closed_date employer_notification_date
##  Length:31619         Length:31619         Length:31619              
##  Class :character     Class :character     Class :character          
##  Mode  :character     Mode  :character     Mode  :character          
##                                                                      
##                                                                      
##                                                                      
##                                                                      
##  received_date        is_denied       transaction_time procesing_time    
##  Length:31619       Min.   :0.00000   Min.   :    0    Min.   :    0.00  
##  Class :character   1st Qu.:0.00000   1st Qu.:  211    1st Qu.:    4.00  
##  Mode  :character   Median :0.00000   Median :  780    Median :   10.00  
##                     Mean   :0.04463   Mean   : 1004    Mean   :   62.99  
##                     3rd Qu.:0.00000   3rd Qu.: 1440    3rd Qu.:   24.00  
##                     Max.   :1.00000   Max.   :16428    Max.   :11558.00  
##                                       NA's   :614                        
##  claimant_age_at_doi    gender          claimant_type      injury_nature     
##  Min.   :14.0        Length:31619       Length:31619       Length:31619      
##  1st Qu.:33.0        Class :character   Class :character   Class :character  
##  Median :42.0        Mode  :character   Mode  :character   Mode  :character  
##  Mean   :41.6                                                                
##  3rd Qu.:50.0                                                                
##  Max.   :94.0                                                                
##                                                                              
##  body_part_region    body_part         average_weekly_wage1   claim_id1       
##  Length:31619       Length:31619       Min.   : 100.0       Min.   :  777632  
##  Class :character   Class :character   1st Qu.: 492.0       1st Qu.:  800748  
##  Mode  :character   Mode  :character   Median : 492.0       Median :  812128  
##                                        Mean   : 536.5       Mean   : 1864676  
##                                        3rd Qu.: 492.0       3rd Qu.:  824726  
##                                        Max.   :8613.5       Max.   :62203364  
##                                                                               
##  bill_review_ale      hospital         physician_outpatient       rx          
##  Min.   : -448.0   Min.   : -12570.4   Min.   :   -549.5    Min.   :  -160.7  
##  1st Qu.:   16.0   1st Qu.:    210.5   1st Qu.:    105.8    1st Qu.:    22.9  
##  Median :   24.0   Median :    613.9   Median :    218.0    Median :    61.5  
##  Mean   :  188.7   Mean   :   5113.2   Mean   :   1813.2    Mean   :  1695.2  
##  3rd Qu.:   64.1   3rd Qu.:   2349.1   3rd Qu.:    680.6    3rd Qu.:   189.0  
##  Max.   :46055.3   Max.   :2759604.0   Max.   :1219766.6    Max.   :631635.5  
##  NA's   :14912     NA's   :19655       NA's   :2329         NA's   :20730

Generar modelo predictivo

regresion <- lm (total_incurred_cost ~claimant_age_at_doi + gender + claimant_type + injury_nature + body_part_region + body_part + average_weekly_wage1, data =bd)
summary (regresion)
## 
## Call:
## lm(formula = total_incurred_cost ~ claimant_age_at_doi + gender + 
##     claimant_type + injury_nature + body_part_region + body_part + 
##     average_weekly_wage1, data = bd)
## 
## Residuals:
##     Min      1Q  Median      3Q     Max 
## -477362  -12697    -550    5168 4673472 
## 
## Coefficients: (6 not defined because of singularities)
##                                                                            Estimate
## (Intercept)                                                              -2.378e+04
## claimant_age_at_doi                                                       1.562e+02
## genderMale                                                                1.284e+03
## genderNot Available                                                       6.689e+04
## claimant_typeMedical Only                                                -5.558e+04
## claimant_typeReport Only                                                 -5.011e+04
## injury_natureAll Other Specific Injuries, Noc                             5.673e+04
## injury_natureAmputation                                                   3.981e+04
## injury_natureAngina Pectoris                                             -3.435e+03
## injury_natureAsbestosis                                                   6.414e+04
## injury_natureAsphyxiation                                                 6.103e+04
## injury_natureBlack Lung                                                   6.015e+04
## injury_natureBurn                                                         5.822e+04
## injury_natureCancer                                                       6.751e+04
## injury_natureCarpal Tunnel Syndrome                                       3.969e+04
## injury_natureConcussion                                                   8.513e+04
## injury_natureContagious Disease                                           7.377e+04
## injury_natureContusion                                                    5.310e+04
## injury_natureCrushing                                                     5.680e+04
## injury_natureDermatitis                                                   5.106e+04
## injury_natureDislocation                                                  3.829e+04
## injury_natureDust Disease, NOC                                            5.988e+04
## injury_natureElectric Shock                                               6.393e+04
## injury_natureForeign Body                                                 5.245e+04
## injury_natureFracture                                                     5.006e+04
## injury_natureFreezing                                                     4.739e+04
## injury_natureHearing Loss Or Impairment                                   4.654e+04
## injury_natureHeat Prostration                                             4.574e+04
## injury_natureHernia                                                       2.304e+04
## injury_natureInfection                                                    4.686e+04
## injury_natureInflammation                                                 6.115e+04
## injury_natureLaceration                                                   5.288e+04
## injury_natureLoss of Hearing                                              4.266e+04
## injury_natureMental Disorder                                             -3.827e+04
## injury_natureMental Stress                                                5.016e+04
## injury_natureMultiple Injuries Including Both Physical and Psychological  3.957e+04
## injury_natureMultiple Physical Injuries Only                              5.938e+04
## injury_natureMyocardial Infarction                                        3.203e+04
## injury_natureNo Physical Injury                                           4.793e+04
## injury_natureNon-Standard Code                                            3.735e+04
## injury_natureNot Available                                                5.287e+04
## injury_naturePoisoning?Chemical (Other Than Metals)                       5.778e+04
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)              4.645e+04
## injury_naturePuncture                                                     5.340e+04
## injury_natureRadiation                                                    5.488e+04
## injury_natureRespiratory Disorders                                        5.089e+04
## injury_natureRupture                                                      6.257e+04
## injury_natureSeverance                                                    8.690e+04
## injury_natureSprain                                                       5.235e+04
## injury_natureStrain                                                       4.740e+04
## injury_natureSyncope                                                      4.655e+04
## injury_natureVascular                                                     2.162e+02
## injury_natureVDT-Related Disease                                          6.035e+02
## injury_natureVision Loss                                                  5.446e+04
## body_part_regionLower Extremities                                         1.748e+04
## body_part_regionMultiple Body Parts                                       2.913e+05
## body_part_regionNeck                                                      5.097e+04
## body_part_regionNon-Standard Code                                         5.759e+03
## body_part_regionTrunk                                                     8.666e+03
## body_part_regionUpper Extremities                                         1.304e+04
## body_partAnkle                                                           -6.760e+03
## body_partArtificial Appliance                                            -2.843e+05
## body_partBody Systems and Multiple Body Systems                          -2.765e+05
## body_partBrain                                                            4.126e+05
## body_partButtocks                                                         1.879e+04
## body_partChest                                                            3.892e+03
## body_partDisc-Trunk                                                       1.761e+04
## body_partEar(S)                                                           1.043e+04
## body_partElbow                                                           -1.760e+02
## body_partEyes                                                             1.369e+04
## body_partFacial Bones                                                     1.372e+04
## body_partFinger(S)                                                       -2.799e+03
## body_partFoot                                                            -8.480e+03
## body_partGreat Toe                                                       -8.733e+03
## body_partHand                                                            -2.864e+03
## body_partHeart                                                            6.144e+03
## body_partHip                                                              6.854e+03
## body_partInsufficient Info to Properly Identify?Unclassified             -2.826e+05
## body_partInternal Organs                                                  1.228e+04
## body_partKnee                                                            -1.194e+03
## body_partLarynx                                                          -8.529e+04
## body_partLower Arm                                                       -2.674e+03
## body_partLower Back Area                                                  2.532e+04
## body_partLower Leg                                                       -5.612e+01
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)              1.772e+04
## body_partLungs                                                           -4.964e+02
## body_partMouth                                                            1.350e+04
## body_partMultiple Body Parts (Including Body Systems and Body Parts)     -2.711e+05
## body_partMultiple Head Injury                                             1.652e+04
## body_partMultiple Lower Extremities                                       1.911e+03
## body_partMultiple Neck Injury                                            -3.185e+04
## body_partMultiple Trunk                                                   6.008e+03
## body_partMultiple Upper Extremities                                       4.154e+03
## body_partNo Physical Injury                                              -2.756e+05
## body_partNon-Standard Code                                                       NA
## body_partNose                                                             9.839e+03
## body_partPelvis                                                           7.507e+02
## body_partSacrum And Coccyx                                                1.936e+04
## body_partShoulder(S)                                                      6.654e+03
## body_partSkull                                                            4.699e+04
## body_partSoft Tissue-Head                                                -1.759e+04
## body_partSoft Tissue-Neck                                                -1.805e+04
## body_partSpinal Cord-Trunk                                                9.208e+04
## body_partTeeth                                                                   NA
## body_partThumb                                                           -2.801e+03
## body_partToes                                                            -8.322e+03
## body_partTrachea                                                         -5.600e+04
## body_partUpper Arm                                                        3.218e+03
## body_partUpper Back Area                                                  6.851e+03
## body_partUpper Leg                                                               NA
## body_partVertebrae                                                               NA
## body_partWhole Body                                                              NA
## body_partWrist                                                                   NA
## average_weekly_wage1                                                      8.033e+00
##                                                                          Std. Error
## (Intercept)                                                               8.063e+04
## claimant_age_at_doi                                                       4.036e+01
## genderMale                                                                9.244e+02
## genderNot Available                                                       8.412e+03
## claimant_typeMedical Only                                                 1.152e+03
## claimant_typeReport Only                                                  2.596e+03
## injury_natureAll Other Specific Injuries, Noc                             8.019e+04
## injury_natureAmputation                                                   8.502e+04
## injury_natureAngina Pectoris                                              9.965e+04
## injury_natureAsbestosis                                                   8.190e+04
## injury_natureAsphyxiation                                                 1.134e+05
## injury_natureBlack Lung                                                   1.134e+05
## injury_natureBurn                                                         8.029e+04
## injury_natureCancer                                                       8.962e+04
## injury_natureCarpal Tunnel Syndrome                                       8.036e+04
## injury_natureConcussion                                                   8.056e+04
## injury_natureContagious Disease                                           8.067e+04
## injury_natureContusion                                                    8.018e+04
## injury_natureCrushing                                                     8.045e+04
## injury_natureDermatitis                                                   8.026e+04
## injury_natureDislocation                                                  8.043e+04
## injury_natureDust Disease, NOC                                            9.279e+04
## injury_natureElectric Shock                                               8.116e+04
## injury_natureForeign Body                                                 8.024e+04
## injury_natureFracture                                                     8.022e+04
## injury_natureFreezing                                                     9.252e+04
## injury_natureHearing Loss Or Impairment                                   8.260e+04
## injury_natureHeat Prostration                                             8.102e+04
## injury_natureHernia                                                       8.088e+04
## injury_natureInfection                                                    8.057e+04
## injury_natureInflammation                                                 8.029e+04
## injury_natureLaceration                                                   8.019e+04
## injury_natureLoss of Hearing                                              8.309e+04
## injury_natureMental Disorder                                              8.799e+04
## injury_natureMental Stress                                                8.077e+04
## injury_natureMultiple Injuries Including Both Physical and Psychological  8.279e+04
## injury_natureMultiple Physical Injuries Only                              8.025e+04
## injury_natureMyocardial Infarction                                        8.664e+04
## injury_natureNo Physical Injury                                           8.011e+04
## injury_natureNon-Standard Code                                            8.082e+04
## injury_natureNot Available                                                1.133e+05
## injury_naturePoisoning?Chemical (Other Than Metals)                       8.081e+04
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)              8.261e+04
## injury_naturePuncture                                                     8.020e+04
## injury_natureRadiation                                                    8.297e+04
## injury_natureRespiratory Disorders                                        8.038e+04
## injury_natureRupture                                                      8.119e+04
## injury_natureSeverance                                                    8.321e+04
## injury_natureSprain                                                       8.019e+04
## injury_natureStrain                                                       8.018e+04
## injury_natureSyncope                                                      8.093e+04
## injury_natureVascular                                                     1.132e+05
## injury_natureVDT-Related Disease                                          1.133e+05
## injury_natureVision Loss                                                  8.347e+04
## body_part_regionLower Extremities                                         9.834e+03
## body_part_regionMultiple Body Parts                                       3.140e+04
## body_part_regionNeck                                                      4.088e+04
## body_part_regionNon-Standard Code                                         1.367e+04
## body_part_regionTrunk                                                     9.718e+03
## body_part_regionUpper Extremities                                         8.743e+03
## body_partAnkle                                                            5.588e+03
## body_partArtificial Appliance                                             4.685e+04
## body_partBody Systems and Multiple Body Systems                           3.117e+04
## body_partBrain                                                            3.768e+04
## body_partButtocks                                                         9.258e+03
## body_partChest                                                            5.913e+03
## body_partDisc-Trunk                                                       7.302e+03
## body_partEar(S)                                                           1.227e+04
## body_partElbow                                                            4.234e+03
## body_partEyes                                                             8.927e+03
## body_partFacial Bones                                                     9.857e+03
## body_partFinger(S)                                                        2.933e+03
## body_partFoot                                                             5.699e+03
## body_partGreat Toe                                                        1.081e+04
## body_partHand                                                             2.960e+03
## body_partHeart                                                            3.530e+04
## body_partHip                                                              6.760e+03
## body_partInsufficient Info to Properly Identify?Unclassified              3.066e+04
## body_partInternal Organs                                                  1.275e+04
## body_partKnee                                                             5.259e+03
## body_partLarynx                                                           8.940e+04
## body_partLower Arm                                                        3.719e+03
## body_partLower Back Area                                                  4.984e+03
## body_partLower Leg                                                        5.884e+03
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)              5.937e+03
## body_partLungs                                                            9.118e+03
## body_partMouth                                                            1.054e+04
## body_partMultiple Body Parts (Including Body Systems and Body Parts)      3.026e+04
## body_partMultiple Head Injury                                             8.836e+03
## body_partMultiple Lower Extremities                                       6.542e+03
## body_partMultiple Neck Injury                                             4.016e+04
## body_partMultiple Trunk                                                   1.184e+04
## body_partMultiple Upper Extremities                                       4.255e+03
## body_partNo Physical Injury                                               3.086e+04
## body_partNon-Standard Code                                                       NA
## body_partNose                                                             1.060e+04
## body_partPelvis                                                           1.139e+04
## body_partSacrum And Coccyx                                                1.612e+04
## body_partShoulder(S)                                                      3.078e+03
## body_partSkull                                                            1.638e+04
## body_partSoft Tissue-Head                                                 8.066e+04
## body_partSoft Tissue-Neck                                                 4.032e+04
## body_partSpinal Cord-Trunk                                                1.418e+04
## body_partTeeth                                                                   NA
## body_partThumb                                                            3.799e+03
## body_partToes                                                             7.792e+03
## body_partTrachea                                                          5.036e+04
## body_partUpper Arm                                                        4.484e+03
## body_partUpper Back Area                                                  6.937e+03
## body_partUpper Leg                                                               NA
## body_partVertebrae                                                               NA
## body_partWhole Body                                                              NA
## body_partWrist                                                                   NA
## average_weekly_wage1                                                      2.081e+00
##                                                                          t value
## (Intercept)                                                               -0.295
## claimant_age_at_doi                                                        3.871
## genderMale                                                                 1.389
## genderNot Available                                                        7.952
## claimant_typeMedical Only                                                -48.261
## claimant_typeReport Only                                                 -19.300
## injury_natureAll Other Specific Injuries, Noc                              0.707
## injury_natureAmputation                                                    0.468
## injury_natureAngina Pectoris                                              -0.034
## injury_natureAsbestosis                                                    0.783
## injury_natureAsphyxiation                                                  0.538
## injury_natureBlack Lung                                                    0.530
## injury_natureBurn                                                          0.725
## injury_natureCancer                                                        0.753
## injury_natureCarpal Tunnel Syndrome                                        0.494
## injury_natureConcussion                                                    1.057
## injury_natureContagious Disease                                            0.915
## injury_natureContusion                                                     0.662
## injury_natureCrushing                                                      0.706
## injury_natureDermatitis                                                    0.636
## injury_natureDislocation                                                   0.476
## injury_natureDust Disease, NOC                                             0.645
## injury_natureElectric Shock                                                0.788
## injury_natureForeign Body                                                  0.654
## injury_natureFracture                                                      0.624
## injury_natureFreezing                                                      0.512
## injury_natureHearing Loss Or Impairment                                    0.563
## injury_natureHeat Prostration                                              0.565
## injury_natureHernia                                                        0.285
## injury_natureInfection                                                     0.582
## injury_natureInflammation                                                  0.762
## injury_natureLaceration                                                    0.659
## injury_natureLoss of Hearing                                               0.513
## injury_natureMental Disorder                                              -0.435
## injury_natureMental Stress                                                 0.621
## injury_natureMultiple Injuries Including Both Physical and Psychological   0.478
## injury_natureMultiple Physical Injuries Only                               0.740
## injury_natureMyocardial Infarction                                         0.370
## injury_natureNo Physical Injury                                            0.598
## injury_natureNon-Standard Code                                             0.462
## injury_natureNot Available                                                 0.467
## injury_naturePoisoning?Chemical (Other Than Metals)                        0.715
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)               0.562
## injury_naturePuncture                                                      0.666
## injury_natureRadiation                                                     0.661
## injury_natureRespiratory Disorders                                         0.633
## injury_natureRupture                                                       0.771
## injury_natureSeverance                                                     1.044
## injury_natureSprain                                                        0.653
## injury_natureStrain                                                        0.591
## injury_natureSyncope                                                       0.575
## injury_natureVascular                                                      0.002
## injury_natureVDT-Related Disease                                           0.005
## injury_natureVision Loss                                                   0.652
## body_part_regionLower Extremities                                          1.778
## body_part_regionMultiple Body Parts                                        9.277
## body_part_regionNeck                                                       1.247
## body_part_regionNon-Standard Code                                          0.421
## body_part_regionTrunk                                                      0.892
## body_part_regionUpper Extremities                                          1.491
## body_partAnkle                                                            -1.210
## body_partArtificial Appliance                                             -6.068
## body_partBody Systems and Multiple Body Systems                           -8.871
## body_partBrain                                                            10.951
## body_partButtocks                                                          2.030
## body_partChest                                                             0.658
## body_partDisc-Trunk                                                        2.412
## body_partEar(S)                                                            0.850
## body_partElbow                                                            -0.042
## body_partEyes                                                              1.534
## body_partFacial Bones                                                      1.392
## body_partFinger(S)                                                        -0.954
## body_partFoot                                                             -1.488
## body_partGreat Toe                                                        -0.808
## body_partHand                                                             -0.967
## body_partHeart                                                             0.174
## body_partHip                                                               1.014
## body_partInsufficient Info to Properly Identify?Unclassified              -9.218
## body_partInternal Organs                                                   0.964
## body_partKnee                                                             -0.227
## body_partLarynx                                                           -0.954
## body_partLower Arm                                                        -0.719
## body_partLower Back Area                                                   5.080
## body_partLower Leg                                                        -0.010
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)               2.985
## body_partLungs                                                            -0.054
## body_partMouth                                                             1.281
## body_partMultiple Body Parts (Including Body Systems and Body Parts)      -8.957
## body_partMultiple Head Injury                                              1.869
## body_partMultiple Lower Extremities                                        0.292
## body_partMultiple Neck Injury                                             -0.793
## body_partMultiple Trunk                                                    0.508
## body_partMultiple Upper Extremities                                        0.976
## body_partNo Physical Injury                                               -8.930
## body_partNon-Standard Code                                                    NA
## body_partNose                                                              0.929
## body_partPelvis                                                            0.066
## body_partSacrum And Coccyx                                                 1.201
## body_partShoulder(S)                                                       2.162
## body_partSkull                                                             2.868
## body_partSoft Tissue-Head                                                 -0.218
## body_partSoft Tissue-Neck                                                 -0.448
## body_partSpinal Cord-Trunk                                                 6.495
## body_partTeeth                                                                NA
## body_partThumb                                                            -0.737
## body_partToes                                                             -1.068
## body_partTrachea                                                          -1.112
## body_partUpper Arm                                                         0.718
## body_partUpper Back Area                                                   0.988
## body_partUpper Leg                                                            NA
## body_partVertebrae                                                            NA
## body_partWhole Body                                                           NA
## body_partWrist                                                                NA
## average_weekly_wage1                                                       3.860
##                                                                          Pr(>|t|)
## (Intercept)                                                              0.768018
## claimant_age_at_doi                                                      0.000109
## genderMale                                                               0.164980
## genderNot Available                                                      1.90e-15
## claimant_typeMedical Only                                                 < 2e-16
## claimant_typeReport Only                                                  < 2e-16
## injury_natureAll Other Specific Injuries, Noc                            0.479316
## injury_natureAmputation                                                  0.639614
## injury_natureAngina Pectoris                                             0.972499
## injury_natureAsbestosis                                                  0.433548
## injury_natureAsphyxiation                                                0.590606
## injury_natureBlack Lung                                                  0.595936
## injury_natureBurn                                                        0.468425
## injury_natureCancer                                                      0.451230
## injury_natureCarpal Tunnel Syndrome                                      0.621353
## injury_natureConcussion                                                  0.290675
## injury_natureContagious Disease                                          0.360437
## injury_natureContusion                                                   0.507791
## injury_natureCrushing                                                    0.480165
## injury_natureDermatitis                                                  0.524685
## injury_natureDislocation                                                 0.634034
## injury_natureDust Disease, NOC                                           0.518712
## injury_natureElectric Shock                                              0.430906
## injury_natureForeign Body                                                0.513297
## injury_natureFracture                                                    0.532576
## injury_natureFreezing                                                    0.608538
## injury_natureHearing Loss Or Impairment                                  0.573195
## injury_natureHeat Prostration                                            0.572386
## injury_natureHernia                                                      0.775742
## injury_natureInfection                                                   0.560845
## injury_natureInflammation                                                0.446283
## injury_natureLaceration                                                  0.509641
## injury_natureLoss of Hearing                                             0.607631
## injury_natureMental Disorder                                             0.663656
## injury_natureMental Stress                                               0.534599
## injury_natureMultiple Injuries Including Both Physical and Psychological 0.632666
## injury_natureMultiple Physical Injuries Only                             0.459316
## injury_natureMyocardial Infarction                                       0.711606
## injury_natureNo Physical Injury                                          0.549606
## injury_natureNon-Standard Code                                           0.643982
## injury_natureNot Available                                               0.640612
## injury_naturePoisoning?Chemical (Other Than Metals)                      0.474557
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)             0.573890
## injury_naturePuncture                                                    0.505543
## injury_natureRadiation                                                   0.508337
## injury_natureRespiratory Disorders                                       0.526623
## injury_natureRupture                                                     0.440943
## injury_natureSeverance                                                   0.296341
## injury_natureSprain                                                      0.513860
## injury_natureStrain                                                      0.554392
## injury_natureSyncope                                                     0.565167
## injury_natureVascular                                                    0.998477
## injury_natureVDT-Related Disease                                         0.995749
## injury_natureVision Loss                                                 0.514091
## body_part_regionLower Extremities                                        0.075477
## body_part_regionMultiple Body Parts                                       < 2e-16
## body_part_regionNeck                                                     0.212527
## body_part_regionNon-Standard Code                                        0.673656
## body_part_regionTrunk                                                    0.372556
## body_part_regionUpper Extremities                                        0.135999
## body_partAnkle                                                           0.226456
## body_partArtificial Appliance                                            1.31e-09
## body_partBody Systems and Multiple Body Systems                           < 2e-16
## body_partBrain                                                            < 2e-16
## body_partButtocks                                                        0.042366
## body_partChest                                                           0.510385
## body_partDisc-Trunk                                                      0.015884
## body_partEar(S)                                                          0.395371
## body_partElbow                                                           0.966846
## body_partEyes                                                            0.125140
## body_partFacial Bones                                                    0.164062
## body_partFinger(S)                                                       0.339968
## body_partFoot                                                            0.136747
## body_partGreat Toe                                                       0.419364
## body_partHand                                                            0.333304
## body_partHeart                                                           0.861813
## body_partHip                                                             0.310615
## body_partInsufficient Info to Properly Identify?Unclassified              < 2e-16
## body_partInternal Organs                                                 0.335180
## body_partKnee                                                            0.820407
## body_partLarynx                                                          0.340075
## body_partLower Arm                                                       0.472158
## body_partLower Back Area                                                 3.80e-07
## body_partLower Leg                                                       0.992390
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)             0.002835
## body_partLungs                                                           0.956579
## body_partMouth                                                           0.200318
## body_partMultiple Body Parts (Including Body Systems and Body Parts)      < 2e-16
## body_partMultiple Head Injury                                            0.061608
## body_partMultiple Lower Extremities                                      0.770137
## body_partMultiple Neck Injury                                            0.427779
## body_partMultiple Trunk                                                  0.611717
## body_partMultiple Upper Extremities                                      0.328914
## body_partNo Physical Injury                                               < 2e-16
## body_partNon-Standard Code                                                     NA
## body_partNose                                                            0.353155
## body_partPelvis                                                          0.947456
## body_partSacrum And Coccyx                                               0.229765
## body_partShoulder(S)                                                     0.030656
## body_partSkull                                                           0.004132
## body_partSoft Tissue-Head                                                0.827415
## body_partSoft Tissue-Neck                                                0.654345
## body_partSpinal Cord-Trunk                                               8.40e-11
## body_partTeeth                                                                 NA
## body_partThumb                                                           0.460854
## body_partToes                                                            0.285566
## body_partTrachea                                                         0.266149
## body_partUpper Arm                                                       0.472978
## body_partUpper Back Area                                                 0.323337
## body_partUpper Leg                                                             NA
## body_partVertebrae                                                             NA
## body_partWhole Body                                                            NA
## body_partWrist                                                                 NA
## average_weekly_wage1                                                     0.000114
##                                                                             
## (Intercept)                                                                 
## claimant_age_at_doi                                                      ***
## genderMale                                                                  
## genderNot Available                                                      ***
## claimant_typeMedical Only                                                ***
## claimant_typeReport Only                                                 ***
## injury_natureAll Other Specific Injuries, Noc                               
## injury_natureAmputation                                                     
## injury_natureAngina Pectoris                                                
## injury_natureAsbestosis                                                     
## injury_natureAsphyxiation                                                   
## injury_natureBlack Lung                                                     
## injury_natureBurn                                                           
## injury_natureCancer                                                         
## injury_natureCarpal Tunnel Syndrome                                         
## injury_natureConcussion                                                     
## injury_natureContagious Disease                                             
## injury_natureContusion                                                      
## injury_natureCrushing                                                       
## injury_natureDermatitis                                                     
## injury_natureDislocation                                                    
## injury_natureDust Disease, NOC                                              
## injury_natureElectric Shock                                                 
## injury_natureForeign Body                                                   
## injury_natureFracture                                                       
## injury_natureFreezing                                                       
## injury_natureHearing Loss Or Impairment                                     
## injury_natureHeat Prostration                                               
## injury_natureHernia                                                         
## injury_natureInfection                                                      
## injury_natureInflammation                                                   
## injury_natureLaceration                                                     
## injury_natureLoss of Hearing                                                
## injury_natureMental Disorder                                                
## injury_natureMental Stress                                                  
## injury_natureMultiple Injuries Including Both Physical and Psychological    
## injury_natureMultiple Physical Injuries Only                                
## injury_natureMyocardial Infarction                                          
## injury_natureNo Physical Injury                                             
## injury_natureNon-Standard Code                                              
## injury_natureNot Available                                                  
## injury_naturePoisoning?Chemical (Other Than Metals)                         
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)                
## injury_naturePuncture                                                       
## injury_natureRadiation                                                      
## injury_natureRespiratory Disorders                                          
## injury_natureRupture                                                        
## injury_natureSeverance                                                      
## injury_natureSprain                                                         
## injury_natureStrain                                                         
## injury_natureSyncope                                                        
## injury_natureVascular                                                       
## injury_natureVDT-Related Disease                                            
## injury_natureVision Loss                                                    
## body_part_regionLower Extremities                                        .  
## body_part_regionMultiple Body Parts                                      ***
## body_part_regionNeck                                                        
## body_part_regionNon-Standard Code                                           
## body_part_regionTrunk                                                       
## body_part_regionUpper Extremities                                           
## body_partAnkle                                                              
## body_partArtificial Appliance                                            ***
## body_partBody Systems and Multiple Body Systems                          ***
## body_partBrain                                                           ***
## body_partButtocks                                                        *  
## body_partChest                                                              
## body_partDisc-Trunk                                                      *  
## body_partEar(S)                                                             
## body_partElbow                                                              
## body_partEyes                                                               
## body_partFacial Bones                                                       
## body_partFinger(S)                                                          
## body_partFoot                                                               
## body_partGreat Toe                                                          
## body_partHand                                                               
## body_partHeart                                                              
## body_partHip                                                                
## body_partInsufficient Info to Properly Identify?Unclassified             ***
## body_partInternal Organs                                                    
## body_partKnee                                                               
## body_partLarynx                                                             
## body_partLower Arm                                                          
## body_partLower Back Area                                                 ***
## body_partLower Leg                                                          
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)             ** 
## body_partLungs                                                              
## body_partMouth                                                              
## body_partMultiple Body Parts (Including Body Systems and Body Parts)     ***
## body_partMultiple Head Injury                                            .  
## body_partMultiple Lower Extremities                                         
## body_partMultiple Neck Injury                                               
## body_partMultiple Trunk                                                     
## body_partMultiple Upper Extremities                                         
## body_partNo Physical Injury                                              ***
## body_partNon-Standard Code                                                  
## body_partNose                                                               
## body_partPelvis                                                             
## body_partSacrum And Coccyx                                                  
## body_partShoulder(S)                                                     *  
## body_partSkull                                                           ** 
## body_partSoft Tissue-Head                                                   
## body_partSoft Tissue-Neck                                                   
## body_partSpinal Cord-Trunk                                               ***
## body_partTeeth                                                              
## body_partThumb                                                              
## body_partToes                                                               
## body_partTrachea                                                            
## body_partUpper Arm                                                          
## body_partUpper Back Area                                                    
## body_partUpper Leg                                                          
## body_partVertebrae                                                          
## body_partWhole Body                                                         
## body_partWrist                                                              
## average_weekly_wage1                                                     ***
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## 
## Residual standard error: 79930 on 31511 degrees of freedom
## Multiple R-squared:  0.1034, Adjusted R-squared:  0.1004 
## F-statistic: 33.98 on 107 and 31511 DF,  p-value: < 2.2e-16

Evaluar la regresión lineal

regresion <- lm (total_incurred_cost ~claimant_age_at_doi + gender + claimant_type +  injury_nature + body_part_region + body_part + average_weekly_wage1, data =bd)
summary (regresion)
## 
## Call:
## lm(formula = total_incurred_cost ~ claimant_age_at_doi + gender + 
##     claimant_type + injury_nature + body_part_region + body_part + 
##     average_weekly_wage1, data = bd)
## 
## Residuals:
##     Min      1Q  Median      3Q     Max 
## -477362  -12697    -550    5168 4673472 
## 
## Coefficients: (6 not defined because of singularities)
##                                                                            Estimate
## (Intercept)                                                              -2.378e+04
## claimant_age_at_doi                                                       1.562e+02
## genderMale                                                                1.284e+03
## genderNot Available                                                       6.689e+04
## claimant_typeMedical Only                                                -5.558e+04
## claimant_typeReport Only                                                 -5.011e+04
## injury_natureAll Other Specific Injuries, Noc                             5.673e+04
## injury_natureAmputation                                                   3.981e+04
## injury_natureAngina Pectoris                                             -3.435e+03
## injury_natureAsbestosis                                                   6.414e+04
## injury_natureAsphyxiation                                                 6.103e+04
## injury_natureBlack Lung                                                   6.015e+04
## injury_natureBurn                                                         5.822e+04
## injury_natureCancer                                                       6.751e+04
## injury_natureCarpal Tunnel Syndrome                                       3.969e+04
## injury_natureConcussion                                                   8.513e+04
## injury_natureContagious Disease                                           7.377e+04
## injury_natureContusion                                                    5.310e+04
## injury_natureCrushing                                                     5.680e+04
## injury_natureDermatitis                                                   5.106e+04
## injury_natureDislocation                                                  3.829e+04
## injury_natureDust Disease, NOC                                            5.988e+04
## injury_natureElectric Shock                                               6.393e+04
## injury_natureForeign Body                                                 5.245e+04
## injury_natureFracture                                                     5.006e+04
## injury_natureFreezing                                                     4.739e+04
## injury_natureHearing Loss Or Impairment                                   4.654e+04
## injury_natureHeat Prostration                                             4.574e+04
## injury_natureHernia                                                       2.304e+04
## injury_natureInfection                                                    4.686e+04
## injury_natureInflammation                                                 6.115e+04
## injury_natureLaceration                                                   5.288e+04
## injury_natureLoss of Hearing                                              4.266e+04
## injury_natureMental Disorder                                             -3.827e+04
## injury_natureMental Stress                                                5.016e+04
## injury_natureMultiple Injuries Including Both Physical and Psychological  3.957e+04
## injury_natureMultiple Physical Injuries Only                              5.938e+04
## injury_natureMyocardial Infarction                                        3.203e+04
## injury_natureNo Physical Injury                                           4.793e+04
## injury_natureNon-Standard Code                                            3.735e+04
## injury_natureNot Available                                                5.287e+04
## injury_naturePoisoning?Chemical (Other Than Metals)                       5.778e+04
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)              4.645e+04
## injury_naturePuncture                                                     5.340e+04
## injury_natureRadiation                                                    5.488e+04
## injury_natureRespiratory Disorders                                        5.089e+04
## injury_natureRupture                                                      6.257e+04
## injury_natureSeverance                                                    8.690e+04
## injury_natureSprain                                                       5.235e+04
## injury_natureStrain                                                       4.740e+04
## injury_natureSyncope                                                      4.655e+04
## injury_natureVascular                                                     2.162e+02
## injury_natureVDT-Related Disease                                          6.035e+02
## injury_natureVision Loss                                                  5.446e+04
## body_part_regionLower Extremities                                         1.748e+04
## body_part_regionMultiple Body Parts                                       2.913e+05
## body_part_regionNeck                                                      5.097e+04
## body_part_regionNon-Standard Code                                         5.759e+03
## body_part_regionTrunk                                                     8.666e+03
## body_part_regionUpper Extremities                                         1.304e+04
## body_partAnkle                                                           -6.760e+03
## body_partArtificial Appliance                                            -2.843e+05
## body_partBody Systems and Multiple Body Systems                          -2.765e+05
## body_partBrain                                                            4.126e+05
## body_partButtocks                                                         1.879e+04
## body_partChest                                                            3.892e+03
## body_partDisc-Trunk                                                       1.761e+04
## body_partEar(S)                                                           1.043e+04
## body_partElbow                                                           -1.760e+02
## body_partEyes                                                             1.369e+04
## body_partFacial Bones                                                     1.372e+04
## body_partFinger(S)                                                       -2.799e+03
## body_partFoot                                                            -8.480e+03
## body_partGreat Toe                                                       -8.733e+03
## body_partHand                                                            -2.864e+03
## body_partHeart                                                            6.144e+03
## body_partHip                                                              6.854e+03
## body_partInsufficient Info to Properly Identify?Unclassified             -2.826e+05
## body_partInternal Organs                                                  1.228e+04
## body_partKnee                                                            -1.194e+03
## body_partLarynx                                                          -8.529e+04
## body_partLower Arm                                                       -2.674e+03
## body_partLower Back Area                                                  2.532e+04
## body_partLower Leg                                                       -5.612e+01
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)              1.772e+04
## body_partLungs                                                           -4.964e+02
## body_partMouth                                                            1.350e+04
## body_partMultiple Body Parts (Including Body Systems and Body Parts)     -2.711e+05
## body_partMultiple Head Injury                                             1.652e+04
## body_partMultiple Lower Extremities                                       1.911e+03
## body_partMultiple Neck Injury                                            -3.185e+04
## body_partMultiple Trunk                                                   6.008e+03
## body_partMultiple Upper Extremities                                       4.154e+03
## body_partNo Physical Injury                                              -2.756e+05
## body_partNon-Standard Code                                                       NA
## body_partNose                                                             9.839e+03
## body_partPelvis                                                           7.507e+02
## body_partSacrum And Coccyx                                                1.936e+04
## body_partShoulder(S)                                                      6.654e+03
## body_partSkull                                                            4.699e+04
## body_partSoft Tissue-Head                                                -1.759e+04
## body_partSoft Tissue-Neck                                                -1.805e+04
## body_partSpinal Cord-Trunk                                                9.208e+04
## body_partTeeth                                                                   NA
## body_partThumb                                                           -2.801e+03
## body_partToes                                                            -8.322e+03
## body_partTrachea                                                         -5.600e+04
## body_partUpper Arm                                                        3.218e+03
## body_partUpper Back Area                                                  6.851e+03
## body_partUpper Leg                                                               NA
## body_partVertebrae                                                               NA
## body_partWhole Body                                                              NA
## body_partWrist                                                                   NA
## average_weekly_wage1                                                      8.033e+00
##                                                                          Std. Error
## (Intercept)                                                               8.063e+04
## claimant_age_at_doi                                                       4.036e+01
## genderMale                                                                9.244e+02
## genderNot Available                                                       8.412e+03
## claimant_typeMedical Only                                                 1.152e+03
## claimant_typeReport Only                                                  2.596e+03
## injury_natureAll Other Specific Injuries, Noc                             8.019e+04
## injury_natureAmputation                                                   8.502e+04
## injury_natureAngina Pectoris                                              9.965e+04
## injury_natureAsbestosis                                                   8.190e+04
## injury_natureAsphyxiation                                                 1.134e+05
## injury_natureBlack Lung                                                   1.134e+05
## injury_natureBurn                                                         8.029e+04
## injury_natureCancer                                                       8.962e+04
## injury_natureCarpal Tunnel Syndrome                                       8.036e+04
## injury_natureConcussion                                                   8.056e+04
## injury_natureContagious Disease                                           8.067e+04
## injury_natureContusion                                                    8.018e+04
## injury_natureCrushing                                                     8.045e+04
## injury_natureDermatitis                                                   8.026e+04
## injury_natureDislocation                                                  8.043e+04
## injury_natureDust Disease, NOC                                            9.279e+04
## injury_natureElectric Shock                                               8.116e+04
## injury_natureForeign Body                                                 8.024e+04
## injury_natureFracture                                                     8.022e+04
## injury_natureFreezing                                                     9.252e+04
## injury_natureHearing Loss Or Impairment                                   8.260e+04
## injury_natureHeat Prostration                                             8.102e+04
## injury_natureHernia                                                       8.088e+04
## injury_natureInfection                                                    8.057e+04
## injury_natureInflammation                                                 8.029e+04
## injury_natureLaceration                                                   8.019e+04
## injury_natureLoss of Hearing                                              8.309e+04
## injury_natureMental Disorder                                              8.799e+04
## injury_natureMental Stress                                                8.077e+04
## injury_natureMultiple Injuries Including Both Physical and Psychological  8.279e+04
## injury_natureMultiple Physical Injuries Only                              8.025e+04
## injury_natureMyocardial Infarction                                        8.664e+04
## injury_natureNo Physical Injury                                           8.011e+04
## injury_natureNon-Standard Code                                            8.082e+04
## injury_natureNot Available                                                1.133e+05
## injury_naturePoisoning?Chemical (Other Than Metals)                       8.081e+04
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)              8.261e+04
## injury_naturePuncture                                                     8.020e+04
## injury_natureRadiation                                                    8.297e+04
## injury_natureRespiratory Disorders                                        8.038e+04
## injury_natureRupture                                                      8.119e+04
## injury_natureSeverance                                                    8.321e+04
## injury_natureSprain                                                       8.019e+04
## injury_natureStrain                                                       8.018e+04
## injury_natureSyncope                                                      8.093e+04
## injury_natureVascular                                                     1.132e+05
## injury_natureVDT-Related Disease                                          1.133e+05
## injury_natureVision Loss                                                  8.347e+04
## body_part_regionLower Extremities                                         9.834e+03
## body_part_regionMultiple Body Parts                                       3.140e+04
## body_part_regionNeck                                                      4.088e+04
## body_part_regionNon-Standard Code                                         1.367e+04
## body_part_regionTrunk                                                     9.718e+03
## body_part_regionUpper Extremities                                         8.743e+03
## body_partAnkle                                                            5.588e+03
## body_partArtificial Appliance                                             4.685e+04
## body_partBody Systems and Multiple Body Systems                           3.117e+04
## body_partBrain                                                            3.768e+04
## body_partButtocks                                                         9.258e+03
## body_partChest                                                            5.913e+03
## body_partDisc-Trunk                                                       7.302e+03
## body_partEar(S)                                                           1.227e+04
## body_partElbow                                                            4.234e+03
## body_partEyes                                                             8.927e+03
## body_partFacial Bones                                                     9.857e+03
## body_partFinger(S)                                                        2.933e+03
## body_partFoot                                                             5.699e+03
## body_partGreat Toe                                                        1.081e+04
## body_partHand                                                             2.960e+03
## body_partHeart                                                            3.530e+04
## body_partHip                                                              6.760e+03
## body_partInsufficient Info to Properly Identify?Unclassified              3.066e+04
## body_partInternal Organs                                                  1.275e+04
## body_partKnee                                                             5.259e+03
## body_partLarynx                                                           8.940e+04
## body_partLower Arm                                                        3.719e+03
## body_partLower Back Area                                                  4.984e+03
## body_partLower Leg                                                        5.884e+03
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)              5.937e+03
## body_partLungs                                                            9.118e+03
## body_partMouth                                                            1.054e+04
## body_partMultiple Body Parts (Including Body Systems and Body Parts)      3.026e+04
## body_partMultiple Head Injury                                             8.836e+03
## body_partMultiple Lower Extremities                                       6.542e+03
## body_partMultiple Neck Injury                                             4.016e+04
## body_partMultiple Trunk                                                   1.184e+04
## body_partMultiple Upper Extremities                                       4.255e+03
## body_partNo Physical Injury                                               3.086e+04
## body_partNon-Standard Code                                                       NA
## body_partNose                                                             1.060e+04
## body_partPelvis                                                           1.139e+04
## body_partSacrum And Coccyx                                                1.612e+04
## body_partShoulder(S)                                                      3.078e+03
## body_partSkull                                                            1.638e+04
## body_partSoft Tissue-Head                                                 8.066e+04
## body_partSoft Tissue-Neck                                                 4.032e+04
## body_partSpinal Cord-Trunk                                                1.418e+04
## body_partTeeth                                                                   NA
## body_partThumb                                                            3.799e+03
## body_partToes                                                             7.792e+03
## body_partTrachea                                                          5.036e+04
## body_partUpper Arm                                                        4.484e+03
## body_partUpper Back Area                                                  6.937e+03
## body_partUpper Leg                                                               NA
## body_partVertebrae                                                               NA
## body_partWhole Body                                                              NA
## body_partWrist                                                                   NA
## average_weekly_wage1                                                      2.081e+00
##                                                                          t value
## (Intercept)                                                               -0.295
## claimant_age_at_doi                                                        3.871
## genderMale                                                                 1.389
## genderNot Available                                                        7.952
## claimant_typeMedical Only                                                -48.261
## claimant_typeReport Only                                                 -19.300
## injury_natureAll Other Specific Injuries, Noc                              0.707
## injury_natureAmputation                                                    0.468
## injury_natureAngina Pectoris                                              -0.034
## injury_natureAsbestosis                                                    0.783
## injury_natureAsphyxiation                                                  0.538
## injury_natureBlack Lung                                                    0.530
## injury_natureBurn                                                          0.725
## injury_natureCancer                                                        0.753
## injury_natureCarpal Tunnel Syndrome                                        0.494
## injury_natureConcussion                                                    1.057
## injury_natureContagious Disease                                            0.915
## injury_natureContusion                                                     0.662
## injury_natureCrushing                                                      0.706
## injury_natureDermatitis                                                    0.636
## injury_natureDislocation                                                   0.476
## injury_natureDust Disease, NOC                                             0.645
## injury_natureElectric Shock                                                0.788
## injury_natureForeign Body                                                  0.654
## injury_natureFracture                                                      0.624
## injury_natureFreezing                                                      0.512
## injury_natureHearing Loss Or Impairment                                    0.563
## injury_natureHeat Prostration                                              0.565
## injury_natureHernia                                                        0.285
## injury_natureInfection                                                     0.582
## injury_natureInflammation                                                  0.762
## injury_natureLaceration                                                    0.659
## injury_natureLoss of Hearing                                               0.513
## injury_natureMental Disorder                                              -0.435
## injury_natureMental Stress                                                 0.621
## injury_natureMultiple Injuries Including Both Physical and Psychological   0.478
## injury_natureMultiple Physical Injuries Only                               0.740
## injury_natureMyocardial Infarction                                         0.370
## injury_natureNo Physical Injury                                            0.598
## injury_natureNon-Standard Code                                             0.462
## injury_natureNot Available                                                 0.467
## injury_naturePoisoning?Chemical (Other Than Metals)                        0.715
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)               0.562
## injury_naturePuncture                                                      0.666
## injury_natureRadiation                                                     0.661
## injury_natureRespiratory Disorders                                         0.633
## injury_natureRupture                                                       0.771
## injury_natureSeverance                                                     1.044
## injury_natureSprain                                                        0.653
## injury_natureStrain                                                        0.591
## injury_natureSyncope                                                       0.575
## injury_natureVascular                                                      0.002
## injury_natureVDT-Related Disease                                           0.005
## injury_natureVision Loss                                                   0.652
## body_part_regionLower Extremities                                          1.778
## body_part_regionMultiple Body Parts                                        9.277
## body_part_regionNeck                                                       1.247
## body_part_regionNon-Standard Code                                          0.421
## body_part_regionTrunk                                                      0.892
## body_part_regionUpper Extremities                                          1.491
## body_partAnkle                                                            -1.210
## body_partArtificial Appliance                                             -6.068
## body_partBody Systems and Multiple Body Systems                           -8.871
## body_partBrain                                                            10.951
## body_partButtocks                                                          2.030
## body_partChest                                                             0.658
## body_partDisc-Trunk                                                        2.412
## body_partEar(S)                                                            0.850
## body_partElbow                                                            -0.042
## body_partEyes                                                              1.534
## body_partFacial Bones                                                      1.392
## body_partFinger(S)                                                        -0.954
## body_partFoot                                                             -1.488
## body_partGreat Toe                                                        -0.808
## body_partHand                                                             -0.967
## body_partHeart                                                             0.174
## body_partHip                                                               1.014
## body_partInsufficient Info to Properly Identify?Unclassified              -9.218
## body_partInternal Organs                                                   0.964
## body_partKnee                                                             -0.227
## body_partLarynx                                                           -0.954
## body_partLower Arm                                                        -0.719
## body_partLower Back Area                                                   5.080
## body_partLower Leg                                                        -0.010
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)               2.985
## body_partLungs                                                            -0.054
## body_partMouth                                                             1.281
## body_partMultiple Body Parts (Including Body Systems and Body Parts)      -8.957
## body_partMultiple Head Injury                                              1.869
## body_partMultiple Lower Extremities                                        0.292
## body_partMultiple Neck Injury                                             -0.793
## body_partMultiple Trunk                                                    0.508
## body_partMultiple Upper Extremities                                        0.976
## body_partNo Physical Injury                                               -8.930
## body_partNon-Standard Code                                                    NA
## body_partNose                                                              0.929
## body_partPelvis                                                            0.066
## body_partSacrum And Coccyx                                                 1.201
## body_partShoulder(S)                                                       2.162
## body_partSkull                                                             2.868
## body_partSoft Tissue-Head                                                 -0.218
## body_partSoft Tissue-Neck                                                 -0.448
## body_partSpinal Cord-Trunk                                                 6.495
## body_partTeeth                                                                NA
## body_partThumb                                                            -0.737
## body_partToes                                                             -1.068
## body_partTrachea                                                          -1.112
## body_partUpper Arm                                                         0.718
## body_partUpper Back Area                                                   0.988
## body_partUpper Leg                                                            NA
## body_partVertebrae                                                            NA
## body_partWhole Body                                                           NA
## body_partWrist                                                                NA
## average_weekly_wage1                                                       3.860
##                                                                          Pr(>|t|)
## (Intercept)                                                              0.768018
## claimant_age_at_doi                                                      0.000109
## genderMale                                                               0.164980
## genderNot Available                                                      1.90e-15
## claimant_typeMedical Only                                                 < 2e-16
## claimant_typeReport Only                                                  < 2e-16
## injury_natureAll Other Specific Injuries, Noc                            0.479316
## injury_natureAmputation                                                  0.639614
## injury_natureAngina Pectoris                                             0.972499
## injury_natureAsbestosis                                                  0.433548
## injury_natureAsphyxiation                                                0.590606
## injury_natureBlack Lung                                                  0.595936
## injury_natureBurn                                                        0.468425
## injury_natureCancer                                                      0.451230
## injury_natureCarpal Tunnel Syndrome                                      0.621353
## injury_natureConcussion                                                  0.290675
## injury_natureContagious Disease                                          0.360437
## injury_natureContusion                                                   0.507791
## injury_natureCrushing                                                    0.480165
## injury_natureDermatitis                                                  0.524685
## injury_natureDislocation                                                 0.634034
## injury_natureDust Disease, NOC                                           0.518712
## injury_natureElectric Shock                                              0.430906
## injury_natureForeign Body                                                0.513297
## injury_natureFracture                                                    0.532576
## injury_natureFreezing                                                    0.608538
## injury_natureHearing Loss Or Impairment                                  0.573195
## injury_natureHeat Prostration                                            0.572386
## injury_natureHernia                                                      0.775742
## injury_natureInfection                                                   0.560845
## injury_natureInflammation                                                0.446283
## injury_natureLaceration                                                  0.509641
## injury_natureLoss of Hearing                                             0.607631
## injury_natureMental Disorder                                             0.663656
## injury_natureMental Stress                                               0.534599
## injury_natureMultiple Injuries Including Both Physical and Psychological 0.632666
## injury_natureMultiple Physical Injuries Only                             0.459316
## injury_natureMyocardial Infarction                                       0.711606
## injury_natureNo Physical Injury                                          0.549606
## injury_natureNon-Standard Code                                           0.643982
## injury_natureNot Available                                               0.640612
## injury_naturePoisoning?Chemical (Other Than Metals)                      0.474557
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)             0.573890
## injury_naturePuncture                                                    0.505543
## injury_natureRadiation                                                   0.508337
## injury_natureRespiratory Disorders                                       0.526623
## injury_natureRupture                                                     0.440943
## injury_natureSeverance                                                   0.296341
## injury_natureSprain                                                      0.513860
## injury_natureStrain                                                      0.554392
## injury_natureSyncope                                                     0.565167
## injury_natureVascular                                                    0.998477
## injury_natureVDT-Related Disease                                         0.995749
## injury_natureVision Loss                                                 0.514091
## body_part_regionLower Extremities                                        0.075477
## body_part_regionMultiple Body Parts                                       < 2e-16
## body_part_regionNeck                                                     0.212527
## body_part_regionNon-Standard Code                                        0.673656
## body_part_regionTrunk                                                    0.372556
## body_part_regionUpper Extremities                                        0.135999
## body_partAnkle                                                           0.226456
## body_partArtificial Appliance                                            1.31e-09
## body_partBody Systems and Multiple Body Systems                           < 2e-16
## body_partBrain                                                            < 2e-16
## body_partButtocks                                                        0.042366
## body_partChest                                                           0.510385
## body_partDisc-Trunk                                                      0.015884
## body_partEar(S)                                                          0.395371
## body_partElbow                                                           0.966846
## body_partEyes                                                            0.125140
## body_partFacial Bones                                                    0.164062
## body_partFinger(S)                                                       0.339968
## body_partFoot                                                            0.136747
## body_partGreat Toe                                                       0.419364
## body_partHand                                                            0.333304
## body_partHeart                                                           0.861813
## body_partHip                                                             0.310615
## body_partInsufficient Info to Properly Identify?Unclassified              < 2e-16
## body_partInternal Organs                                                 0.335180
## body_partKnee                                                            0.820407
## body_partLarynx                                                          0.340075
## body_partLower Arm                                                       0.472158
## body_partLower Back Area                                                 3.80e-07
## body_partLower Leg                                                       0.992390
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)             0.002835
## body_partLungs                                                           0.956579
## body_partMouth                                                           0.200318
## body_partMultiple Body Parts (Including Body Systems and Body Parts)      < 2e-16
## body_partMultiple Head Injury                                            0.061608
## body_partMultiple Lower Extremities                                      0.770137
## body_partMultiple Neck Injury                                            0.427779
## body_partMultiple Trunk                                                  0.611717
## body_partMultiple Upper Extremities                                      0.328914
## body_partNo Physical Injury                                               < 2e-16
## body_partNon-Standard Code                                                     NA
## body_partNose                                                            0.353155
## body_partPelvis                                                          0.947456
## body_partSacrum And Coccyx                                               0.229765
## body_partShoulder(S)                                                     0.030656
## body_partSkull                                                           0.004132
## body_partSoft Tissue-Head                                                0.827415
## body_partSoft Tissue-Neck                                                0.654345
## body_partSpinal Cord-Trunk                                               8.40e-11
## body_partTeeth                                                                 NA
## body_partThumb                                                           0.460854
## body_partToes                                                            0.285566
## body_partTrachea                                                         0.266149
## body_partUpper Arm                                                       0.472978
## body_partUpper Back Area                                                 0.323337
## body_partUpper Leg                                                             NA
## body_partVertebrae                                                             NA
## body_partWhole Body                                                            NA
## body_partWrist                                                                 NA
## average_weekly_wage1                                                     0.000114
##                                                                             
## (Intercept)                                                                 
## claimant_age_at_doi                                                      ***
## genderMale                                                                  
## genderNot Available                                                      ***
## claimant_typeMedical Only                                                ***
## claimant_typeReport Only                                                 ***
## injury_natureAll Other Specific Injuries, Noc                               
## injury_natureAmputation                                                     
## injury_natureAngina Pectoris                                                
## injury_natureAsbestosis                                                     
## injury_natureAsphyxiation                                                   
## injury_natureBlack Lung                                                     
## injury_natureBurn                                                           
## injury_natureCancer                                                         
## injury_natureCarpal Tunnel Syndrome                                         
## injury_natureConcussion                                                     
## injury_natureContagious Disease                                             
## injury_natureContusion                                                      
## injury_natureCrushing                                                       
## injury_natureDermatitis                                                     
## injury_natureDislocation                                                    
## injury_natureDust Disease, NOC                                              
## injury_natureElectric Shock                                                 
## injury_natureForeign Body                                                   
## injury_natureFracture                                                       
## injury_natureFreezing                                                       
## injury_natureHearing Loss Or Impairment                                     
## injury_natureHeat Prostration                                               
## injury_natureHernia                                                         
## injury_natureInfection                                                      
## injury_natureInflammation                                                   
## injury_natureLaceration                                                     
## injury_natureLoss of Hearing                                                
## injury_natureMental Disorder                                                
## injury_natureMental Stress                                                  
## injury_natureMultiple Injuries Including Both Physical and Psychological    
## injury_natureMultiple Physical Injuries Only                                
## injury_natureMyocardial Infarction                                          
## injury_natureNo Physical Injury                                             
## injury_natureNon-Standard Code                                              
## injury_natureNot Available                                                  
## injury_naturePoisoning?Chemical (Other Than Metals)                         
## injury_naturePoisoning?General (NOT OD or Cumulative Injury)                
## injury_naturePuncture                                                       
## injury_natureRadiation                                                      
## injury_natureRespiratory Disorders                                          
## injury_natureRupture                                                        
## injury_natureSeverance                                                      
## injury_natureSprain                                                         
## injury_natureStrain                                                         
## injury_natureSyncope                                                        
## injury_natureVascular                                                       
## injury_natureVDT-Related Disease                                            
## injury_natureVision Loss                                                    
## body_part_regionLower Extremities                                        .  
## body_part_regionMultiple Body Parts                                      ***
## body_part_regionNeck                                                        
## body_part_regionNon-Standard Code                                           
## body_part_regionTrunk                                                       
## body_part_regionUpper Extremities                                           
## body_partAnkle                                                              
## body_partArtificial Appliance                                            ***
## body_partBody Systems and Multiple Body Systems                          ***
## body_partBrain                                                           ***
## body_partButtocks                                                        *  
## body_partChest                                                              
## body_partDisc-Trunk                                                      *  
## body_partEar(S)                                                             
## body_partElbow                                                              
## body_partEyes                                                               
## body_partFacial Bones                                                       
## body_partFinger(S)                                                          
## body_partFoot                                                               
## body_partGreat Toe                                                          
## body_partHand                                                               
## body_partHeart                                                              
## body_partHip                                                                
## body_partInsufficient Info to Properly Identify?Unclassified             ***
## body_partInternal Organs                                                    
## body_partKnee                                                               
## body_partLarynx                                                             
## body_partLower Arm                                                          
## body_partLower Back Area                                                 ***
## body_partLower Leg                                                          
## body_partLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk)             ** 
## body_partLungs                                                              
## body_partMouth                                                              
## body_partMultiple Body Parts (Including Body Systems and Body Parts)     ***
## body_partMultiple Head Injury                                            .  
## body_partMultiple Lower Extremities                                         
## body_partMultiple Neck Injury                                               
## body_partMultiple Trunk                                                     
## body_partMultiple Upper Extremities                                         
## body_partNo Physical Injury                                              ***
## body_partNon-Standard Code                                                  
## body_partNose                                                               
## body_partPelvis                                                             
## body_partSacrum And Coccyx                                                  
## body_partShoulder(S)                                                     *  
## body_partSkull                                                           ** 
## body_partSoft Tissue-Head                                                   
## body_partSoft Tissue-Neck                                                   
## body_partSpinal Cord-Trunk                                               ***
## body_partTeeth                                                              
## body_partThumb                                                              
## body_partToes                                                               
## body_partTrachea                                                            
## body_partUpper Arm                                                          
## body_partUpper Back Area                                                    
## body_partUpper Leg                                                          
## body_partVertebrae                                                          
## body_partWhole Body                                                         
## body_partWrist                                                              
## average_weekly_wage1                                                     ***
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## 
## Residual standard error: 79930 on 31511 degrees of freedom
## Multiple R-squared:  0.1034, Adjusted R-squared:  0.1004 
## F-statistic: 33.98 on 107 and 31511 DF,  p-value: < 2.2e-16

Construir un modelo predictivo

datos_nuevos <-data.frame(claimant_age_at_doi = 20:80, gender ="Male", claimant_type = "Medical Only", injury_nature = "Amputation", body_part_region = "Multiple Body Parts",body_part = "Brain",average_weekly_wage1 = 537)

predict(regresion, datos_nuevos)
## Warning in predict.lm(regresion, datos_nuevos): prediction from a rank-deficient
## fit may be misleading
##        1        2        3        4        5        6        7        8 
## 673115.3 673271.5 673427.7 673583.9 673740.1 673896.3 674052.5 674208.7 
##        9       10       11       12       13       14       15       16 
## 674364.9 674521.1 674677.3 674833.5 674989.7 675145.9 675302.1 675458.3 
##       17       18       19       20       21       22       23       24 
## 675614.5 675770.7 675926.9 676083.1 676239.3 676395.5 676551.7 676707.9 
##       25       26       27       28       29       30       31       32 
## 676864.1 677020.3 677176.5 677332.7 677488.9 677645.1 677801.3 677957.5 
##       33       34       35       36       37       38       39       40 
## 678113.7 678269.9 678426.1 678582.3 678738.5 678894.7 679050.9 679207.1 
##       41       42       43       44       45       46       47       48 
## 679363.3 679519.5 679675.7 679831.9 679988.1 680144.3 680300.5 680456.7 
##       49       50       51       52       53       54       55       56 
## 680612.9 680769.1 680925.3 681081.5 681237.7 681393.9 681550.1 681706.3 
##       57       58       59       60       61 
## 681862.5 682018.7 682174.9 682331.1 682487.3

Conclusiones

R es un lenguaje de programación Útil para realizar cálculos, principalmente estadísticos y forma parte de las herramientas del Big Data.

Los modelos predictivos se pueden definir como un grupo de técnicas como campos de aprendizaje automático, la recolección de datos históricos, el Big Data y el reconocer de patrones, pretende dar una predicción de resultados futuros; con el objetivo de precisar la toma de decisiones mediante técnicas de análisis de datos.

En este análisis de base de datos se realizó un modelo predictivo de información acerca de una compañia de seguros.