Modelo predictivo
Importar la base de datos
bd<-read.csv("C:\\Users\\AVRIL\\Downloads\\seguros.csv")
Entender la base de datos
summary(bd)
## ClaimID TotalPaid TotalReserves TotalRecovery
## 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
##
## IndemnityPaid OtherPaid TotalIncurredCost ClaimStatus
## 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
##
## IncidentDate IncidentDescription ReturnToWorkDate ClaimantOpenedDate
## Length:31619 Length:31619 Length:31619 Length:31619
## Class :character Class :character Class :character Class :character
## Mode :character Mode :character Mode :character Mode :character
##
##
##
##
## ClaimantClosedDate EmployerNotificationDate ReceivedDate
## Length:31619 Length:31619 Length:31619
## Class :character Class :character Class :character
## Mode :character Mode :character Mode :character
##
##
##
##
## IsDenied Transaction_Time Procesing_Time ClaimantAge_at_DOI
## Min. :0.00000 Min. : 0 Min. : 0.00 Min. :14.0
## 1st Qu.:0.00000 1st Qu.: 211 1st Qu.: 4.00 1st Qu.:33.0
## Median :0.00000 Median : 780 Median : 10.00 Median :42.0
## Mean :0.04463 Mean : 1004 Mean : 62.99 Mean :41.6
## 3rd Qu.:0.00000 3rd Qu.: 1440 3rd Qu.: 24.00 3rd Qu.:50.0
## Max. :1.00000 Max. :16428 Max. :11558.00 Max. :94.0
## NA's :614
## Gender ClaimantType InjuryNature BodyPartRegion
## Length:31619 Length:31619 Length:31619 Length:31619
## Class :character Class :character Class :character Class :character
## Mode :character Mode :character Mode :character Mode :character
##
##
##
##
## BodyPart AverageWeeklyWage1 ClaimID1 BillReviewALE
## Length:31619 Min. : 100.0 Min. : 777632 Min. : -448.0
## Class :character 1st Qu.: 492.0 1st Qu.: 800748 1st Qu.: 16.0
## Mode :character Median : 492.0 Median : 812128 Median : 24.0
## Mean : 536.5 Mean : 1864676 Mean : 188.7
## 3rd Qu.: 492.0 3rd Qu.: 824726 3rd Qu.: 64.1
## Max. :8613.5 Max. :62203364 Max. :46055.3
## NA's :14912
## Hospital PhysicianOutpatient Rx
## Min. : -12570.4 Min. : -549.5 Min. : -160.7
## 1st Qu.: 210.5 1st Qu.: 105.8 1st Qu.: 22.9
## Median : 613.9 Median : 218.0 Median : 61.5
## Mean : 5113.2 Mean : 1813.2 Mean : 1695.2
## 3rd Qu.: 2349.1 3rd Qu.: 680.6 3rd Qu.: 189.0
## Max. :2759604.0 Max. :1219766.6 Max. :631635.5
## NA's :19655 NA's :2329 NA's :20730
.libPaths()
## [1] "C:/Users/AVRIL/AppData/Local/R/win-library/4.2"
## [2] "C:/Program Files/R/R-4.2.2/library"
Instalar y leer librerÃas
library(dplyr)
##
## Attaching package: 'dplyr'
## The following objects are masked from 'package:stats':
##
## filter, lag
## The following objects are masked from 'package:base':
##
## intersect, setdiff, setequal, union
Convertir tipos de datos
#count(bd,ClaimStatus, sort=TRUE)
#count(bd,IncidentDate, sort=TRUE)
#count(bd,IncidentDescription, sort=TRUE)
#count(bd,ReturnToworkDate, sort=TRUE)
#count(bd,ClaimantOpenedDate, sort=TRUE)
#count(bd,ClaimStatus, sort=TRUE)
#count(bd,ClaimClosedDate, sort=TRUE)
#count(bd,EmployerNotificationDate, sort=TRUE)
#count(bd,ReceivedDate, sort=TRUE)
#count(bd,Gender, sort=TRUE)
#count(bd,ClaimantType, sort=TRUE)
#count(bd,InjuryNature, sort=TRUE)
#count(bd,BodyPartRegion, sort=TRUE)
#count(bd,BodyPart, sort=TRUE)
Observaciones
#1. Cambiar y generar el modelo predictivo
regresion<-lm(TotalIncurredCost~ClaimantAge_at_DOI+Gender+ClaimantType+InjuryNature+BodyPartRegion+BodyPart+AverageWeeklyWage1, data=bd)
summary(regresion)
##
## Call:
## lm(formula = TotalIncurredCost ~ ClaimantAge_at_DOI + Gender +
## ClaimantType + InjuryNature + BodyPartRegion + BodyPart +
## AverageWeeklyWage1, 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
## ClaimantAge_at_DOI 1.562e+02
## GenderMale 1.284e+03
## GenderNot Available 6.689e+04
## ClaimantTypeMedical Only -5.558e+04
## ClaimantTypeReport Only -5.011e+04
## InjuryNatureAll Other Specific Injuries, Noc 5.673e+04
## InjuryNatureAmputation 3.981e+04
## InjuryNatureAngina Pectoris -3.435e+03
## InjuryNatureAsbestosis 6.414e+04
## InjuryNatureAsphyxiation 6.103e+04
## InjuryNatureBlack Lung 6.015e+04
## InjuryNatureBurn 5.822e+04
## InjuryNatureCancer 6.751e+04
## InjuryNatureCarpal Tunnel Syndrome 3.969e+04
## InjuryNatureConcussion 8.513e+04
## InjuryNatureContagious Disease 7.377e+04
## InjuryNatureContusion 5.310e+04
## InjuryNatureCrushing 5.680e+04
## InjuryNatureDermatitis 5.106e+04
## InjuryNatureDislocation 3.829e+04
## InjuryNatureDust Disease, NOC 5.988e+04
## InjuryNatureElectric Shock 6.393e+04
## InjuryNatureForeign Body 5.245e+04
## InjuryNatureFracture 5.006e+04
## InjuryNatureFreezing 4.739e+04
## InjuryNatureHearing Loss Or Impairment 4.654e+04
## InjuryNatureHeat Prostration 4.574e+04
## InjuryNatureHernia 2.304e+04
## InjuryNatureInfection 4.686e+04
## InjuryNatureInflammation 6.115e+04
## InjuryNatureLaceration 5.288e+04
## InjuryNatureLoss of Hearing 4.266e+04
## InjuryNatureMental Disorder -3.827e+04
## InjuryNatureMental Stress 5.016e+04
## InjuryNatureMultiple Injuries Including Both Physical and Psychological 3.957e+04
## InjuryNatureMultiple Physical Injuries Only 5.938e+04
## InjuryNatureMyocardial Infarction 3.203e+04
## InjuryNatureNo Physical Injury 4.793e+04
## InjuryNatureNon-Standard Code 3.735e+04
## InjuryNatureNot Available 5.287e+04
## InjuryNaturePoisoning?Chemical (Other Than Metals) 5.778e+04
## InjuryNaturePoisoning?General (NOT OD or Cumulative Injury) 4.645e+04
## InjuryNaturePuncture 5.340e+04
## InjuryNatureRadiation 5.488e+04
## InjuryNatureRespiratory Disorders 5.089e+04
## InjuryNatureRupture 6.257e+04
## InjuryNatureSeverance 8.690e+04
## InjuryNatureSprain 5.235e+04
## InjuryNatureStrain 4.740e+04
## InjuryNatureSyncope 4.655e+04
## InjuryNatureVascular 2.162e+02
## InjuryNatureVDT-Related Disease 6.035e+02
## InjuryNatureVision Loss 5.446e+04
## BodyPartRegionLower Extremities 1.748e+04
## BodyPartRegionMultiple Body Parts 2.913e+05
## BodyPartRegionNeck 5.097e+04
## BodyPartRegionNon-Standard Code 5.759e+03
## BodyPartRegionTrunk 8.666e+03
## BodyPartRegionUpper Extremities 1.304e+04
## BodyPartAnkle -6.760e+03
## BodyPartArtificial Appliance -2.843e+05
## BodyPartBody Systems and Multiple Body Systems -2.765e+05
## BodyPartBrain 4.126e+05
## BodyPartButtocks 1.879e+04
## BodyPartChest 3.892e+03
## BodyPartDisc-Trunk 1.761e+04
## BodyPartEar(S) 1.043e+04
## BodyPartElbow -1.760e+02
## BodyPartEyes 1.369e+04
## BodyPartFacial Bones 1.372e+04
## BodyPartFinger(S) -2.799e+03
## BodyPartFoot -8.480e+03
## BodyPartGreat Toe -8.733e+03
## BodyPartHand -2.864e+03
## BodyPartHeart 6.144e+03
## BodyPartHip 6.854e+03
## BodyPartInsufficient Info to Properly Identify?Unclassified -2.826e+05
## BodyPartInternal Organs 1.228e+04
## BodyPartKnee -1.194e+03
## BodyPartLarynx -8.529e+04
## BodyPartLower Arm -2.674e+03
## BodyPartLower Back Area 2.532e+04
## BodyPartLower Leg -5.612e+01
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 1.772e+04
## BodyPartLungs -4.964e+02
## BodyPartMouth 1.350e+04
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) -2.711e+05
## BodyPartMultiple Head Injury 1.652e+04
## BodyPartMultiple Lower Extremities 1.911e+03
## BodyPartMultiple Neck Injury -3.185e+04
## BodyPartMultiple Trunk 6.008e+03
## BodyPartMultiple Upper Extremities 4.154e+03
## BodyPartNo Physical Injury -2.756e+05
## BodyPartNon-Standard Code NA
## BodyPartNose 9.839e+03
## BodyPartPelvis 7.507e+02
## BodyPartSacrum And Coccyx 1.936e+04
## BodyPartShoulder(S) 6.654e+03
## BodyPartSkull 4.699e+04
## BodyPartSoft Tissue-Head -1.759e+04
## BodyPartSoft Tissue-Neck -1.805e+04
## BodyPartSpinal Cord-Trunk 9.208e+04
## BodyPartTeeth NA
## BodyPartThumb -2.801e+03
## BodyPartToes -8.322e+03
## BodyPartTrachea -5.600e+04
## BodyPartUpper Arm 3.218e+03
## BodyPartUpper Back Area 6.851e+03
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 8.033e+00
## Std. Error
## (Intercept) 8.063e+04
## ClaimantAge_at_DOI 4.036e+01
## GenderMale 9.244e+02
## GenderNot Available 8.412e+03
## ClaimantTypeMedical Only 1.152e+03
## ClaimantTypeReport Only 2.596e+03
## InjuryNatureAll Other Specific Injuries, Noc 8.019e+04
## InjuryNatureAmputation 8.502e+04
## InjuryNatureAngina Pectoris 9.965e+04
## InjuryNatureAsbestosis 8.190e+04
## InjuryNatureAsphyxiation 1.134e+05
## InjuryNatureBlack Lung 1.134e+05
## InjuryNatureBurn 8.029e+04
## InjuryNatureCancer 8.962e+04
## InjuryNatureCarpal Tunnel Syndrome 8.036e+04
## InjuryNatureConcussion 8.056e+04
## InjuryNatureContagious Disease 8.067e+04
## InjuryNatureContusion 8.018e+04
## InjuryNatureCrushing 8.045e+04
## InjuryNatureDermatitis 8.026e+04
## InjuryNatureDislocation 8.043e+04
## InjuryNatureDust Disease, NOC 9.279e+04
## InjuryNatureElectric Shock 8.116e+04
## InjuryNatureForeign Body 8.024e+04
## InjuryNatureFracture 8.022e+04
## InjuryNatureFreezing 9.252e+04
## InjuryNatureHearing Loss Or Impairment 8.260e+04
## InjuryNatureHeat Prostration 8.102e+04
## InjuryNatureHernia 8.088e+04
## InjuryNatureInfection 8.057e+04
## InjuryNatureInflammation 8.029e+04
## InjuryNatureLaceration 8.019e+04
## InjuryNatureLoss of Hearing 8.309e+04
## InjuryNatureMental Disorder 8.799e+04
## InjuryNatureMental Stress 8.077e+04
## InjuryNatureMultiple Injuries Including Both Physical and Psychological 8.279e+04
## InjuryNatureMultiple Physical Injuries Only 8.025e+04
## InjuryNatureMyocardial Infarction 8.664e+04
## InjuryNatureNo Physical Injury 8.011e+04
## InjuryNatureNon-Standard Code 8.082e+04
## InjuryNatureNot Available 1.133e+05
## InjuryNaturePoisoning?Chemical (Other Than Metals) 8.081e+04
## InjuryNaturePoisoning?General (NOT OD or Cumulative Injury) 8.261e+04
## InjuryNaturePuncture 8.020e+04
## InjuryNatureRadiation 8.297e+04
## InjuryNatureRespiratory Disorders 8.038e+04
## InjuryNatureRupture 8.119e+04
## InjuryNatureSeverance 8.321e+04
## InjuryNatureSprain 8.019e+04
## InjuryNatureStrain 8.018e+04
## InjuryNatureSyncope 8.093e+04
## InjuryNatureVascular 1.132e+05
## InjuryNatureVDT-Related Disease 1.133e+05
## InjuryNatureVision Loss 8.347e+04
## BodyPartRegionLower Extremities 9.834e+03
## BodyPartRegionMultiple Body Parts 3.140e+04
## BodyPartRegionNeck 4.088e+04
## BodyPartRegionNon-Standard Code 1.367e+04
## BodyPartRegionTrunk 9.718e+03
## BodyPartRegionUpper Extremities 8.743e+03
## BodyPartAnkle 5.588e+03
## BodyPartArtificial Appliance 4.685e+04
## BodyPartBody Systems and Multiple Body Systems 3.117e+04
## BodyPartBrain 3.768e+04
## BodyPartButtocks 9.258e+03
## BodyPartChest 5.913e+03
## BodyPartDisc-Trunk 7.302e+03
## BodyPartEar(S) 1.227e+04
## BodyPartElbow 4.234e+03
## BodyPartEyes 8.927e+03
## BodyPartFacial Bones 9.857e+03
## BodyPartFinger(S) 2.933e+03
## BodyPartFoot 5.699e+03
## BodyPartGreat Toe 1.081e+04
## BodyPartHand 2.960e+03
## BodyPartHeart 3.530e+04
## BodyPartHip 6.760e+03
## BodyPartInsufficient Info to Properly Identify?Unclassified 3.066e+04
## BodyPartInternal Organs 1.275e+04
## BodyPartKnee 5.259e+03
## BodyPartLarynx 8.940e+04
## BodyPartLower Arm 3.719e+03
## BodyPartLower Back Area 4.984e+03
## BodyPartLower Leg 5.884e+03
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 5.937e+03
## BodyPartLungs 9.118e+03
## BodyPartMouth 1.054e+04
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) 3.026e+04
## BodyPartMultiple Head Injury 8.836e+03
## BodyPartMultiple Lower Extremities 6.542e+03
## BodyPartMultiple Neck Injury 4.016e+04
## BodyPartMultiple Trunk 1.184e+04
## BodyPartMultiple Upper Extremities 4.255e+03
## BodyPartNo Physical Injury 3.086e+04
## BodyPartNon-Standard Code NA
## BodyPartNose 1.060e+04
## BodyPartPelvis 1.139e+04
## BodyPartSacrum And Coccyx 1.612e+04
## BodyPartShoulder(S) 3.078e+03
## BodyPartSkull 1.638e+04
## BodyPartSoft Tissue-Head 8.066e+04
## BodyPartSoft Tissue-Neck 4.032e+04
## BodyPartSpinal Cord-Trunk 1.418e+04
## BodyPartTeeth NA
## BodyPartThumb 3.799e+03
## BodyPartToes 7.792e+03
## BodyPartTrachea 5.036e+04
## BodyPartUpper Arm 4.484e+03
## BodyPartUpper Back Area 6.937e+03
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 2.081e+00
## t value
## (Intercept) -0.295
## ClaimantAge_at_DOI 3.871
## GenderMale 1.389
## GenderNot Available 7.952
## ClaimantTypeMedical Only -48.261
## ClaimantTypeReport Only -19.300
## InjuryNatureAll Other Specific Injuries, Noc 0.707
## InjuryNatureAmputation 0.468
## InjuryNatureAngina Pectoris -0.034
## InjuryNatureAsbestosis 0.783
## InjuryNatureAsphyxiation 0.538
## InjuryNatureBlack Lung 0.530
## InjuryNatureBurn 0.725
## InjuryNatureCancer 0.753
## InjuryNatureCarpal Tunnel Syndrome 0.494
## InjuryNatureConcussion 1.057
## InjuryNatureContagious Disease 0.915
## InjuryNatureContusion 0.662
## InjuryNatureCrushing 0.706
## InjuryNatureDermatitis 0.636
## InjuryNatureDislocation 0.476
## InjuryNatureDust Disease, NOC 0.645
## InjuryNatureElectric Shock 0.788
## InjuryNatureForeign Body 0.654
## InjuryNatureFracture 0.624
## InjuryNatureFreezing 0.512
## InjuryNatureHearing Loss Or Impairment 0.563
## InjuryNatureHeat Prostration 0.565
## InjuryNatureHernia 0.285
## InjuryNatureInfection 0.582
## InjuryNatureInflammation 0.762
## InjuryNatureLaceration 0.659
## InjuryNatureLoss of Hearing 0.513
## InjuryNatureMental Disorder -0.435
## InjuryNatureMental Stress 0.621
## InjuryNatureMultiple Injuries Including Both Physical and Psychological 0.478
## InjuryNatureMultiple Physical Injuries Only 0.740
## InjuryNatureMyocardial Infarction 0.370
## InjuryNatureNo Physical Injury 0.598
## InjuryNatureNon-Standard Code 0.462
## InjuryNatureNot Available 0.467
## InjuryNaturePoisoning?Chemical (Other Than Metals) 0.715
## InjuryNaturePoisoning?General (NOT OD or Cumulative Injury) 0.562
## InjuryNaturePuncture 0.666
## InjuryNatureRadiation 0.661
## InjuryNatureRespiratory Disorders 0.633
## InjuryNatureRupture 0.771
## InjuryNatureSeverance 1.044
## InjuryNatureSprain 0.653
## InjuryNatureStrain 0.591
## InjuryNatureSyncope 0.575
## InjuryNatureVascular 0.002
## InjuryNatureVDT-Related Disease 0.005
## InjuryNatureVision Loss 0.652
## BodyPartRegionLower Extremities 1.778
## BodyPartRegionMultiple Body Parts 9.277
## BodyPartRegionNeck 1.247
## BodyPartRegionNon-Standard Code 0.421
## BodyPartRegionTrunk 0.892
## BodyPartRegionUpper Extremities 1.491
## BodyPartAnkle -1.210
## BodyPartArtificial Appliance -6.068
## BodyPartBody Systems and Multiple Body Systems -8.871
## BodyPartBrain 10.951
## BodyPartButtocks 2.030
## BodyPartChest 0.658
## BodyPartDisc-Trunk 2.412
## BodyPartEar(S) 0.850
## BodyPartElbow -0.042
## BodyPartEyes 1.534
## BodyPartFacial Bones 1.392
## BodyPartFinger(S) -0.954
## BodyPartFoot -1.488
## BodyPartGreat Toe -0.808
## BodyPartHand -0.967
## BodyPartHeart 0.174
## BodyPartHip 1.014
## BodyPartInsufficient Info to Properly Identify?Unclassified -9.218
## BodyPartInternal Organs 0.964
## BodyPartKnee -0.227
## BodyPartLarynx -0.954
## BodyPartLower Arm -0.719
## BodyPartLower Back Area 5.080
## BodyPartLower Leg -0.010
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 2.985
## BodyPartLungs -0.054
## BodyPartMouth 1.281
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) -8.957
## BodyPartMultiple Head Injury 1.869
## BodyPartMultiple Lower Extremities 0.292
## BodyPartMultiple Neck Injury -0.793
## BodyPartMultiple Trunk 0.508
## BodyPartMultiple Upper Extremities 0.976
## BodyPartNo Physical Injury -8.930
## BodyPartNon-Standard Code NA
## BodyPartNose 0.929
## BodyPartPelvis 0.066
## BodyPartSacrum And Coccyx 1.201
## BodyPartShoulder(S) 2.162
## BodyPartSkull 2.868
## BodyPartSoft Tissue-Head -0.218
## BodyPartSoft Tissue-Neck -0.448
## BodyPartSpinal Cord-Trunk 6.495
## BodyPartTeeth NA
## BodyPartThumb -0.737
## BodyPartToes -1.068
## BodyPartTrachea -1.112
## BodyPartUpper Arm 0.718
## BodyPartUpper Back Area 0.988
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 3.860
## Pr(>|t|)
## (Intercept) 0.768018
## ClaimantAge_at_DOI 0.000109
## GenderMale 0.164980
## GenderNot Available 1.90e-15
## ClaimantTypeMedical Only < 2e-16
## ClaimantTypeReport Only < 2e-16
## InjuryNatureAll Other Specific Injuries, Noc 0.479316
## InjuryNatureAmputation 0.639614
## InjuryNatureAngina Pectoris 0.972499
## InjuryNatureAsbestosis 0.433548
## InjuryNatureAsphyxiation 0.590606
## InjuryNatureBlack Lung 0.595936
## InjuryNatureBurn 0.468425
## InjuryNatureCancer 0.451230
## InjuryNatureCarpal Tunnel Syndrome 0.621353
## InjuryNatureConcussion 0.290675
## InjuryNatureContagious Disease 0.360437
## InjuryNatureContusion 0.507791
## InjuryNatureCrushing 0.480165
## InjuryNatureDermatitis 0.524685
## InjuryNatureDislocation 0.634034
## InjuryNatureDust Disease, NOC 0.518712
## InjuryNatureElectric Shock 0.430906
## InjuryNatureForeign Body 0.513297
## InjuryNatureFracture 0.532576
## InjuryNatureFreezing 0.608538
## InjuryNatureHearing Loss Or Impairment 0.573195
## InjuryNatureHeat Prostration 0.572386
## InjuryNatureHernia 0.775742
## InjuryNatureInfection 0.560845
## InjuryNatureInflammation 0.446283
## InjuryNatureLaceration 0.509641
## InjuryNatureLoss of Hearing 0.607631
## InjuryNatureMental Disorder 0.663656
## InjuryNatureMental Stress 0.534599
## InjuryNatureMultiple Injuries Including Both Physical and Psychological 0.632666
## InjuryNatureMultiple Physical Injuries Only 0.459316
## InjuryNatureMyocardial Infarction 0.711606
## InjuryNatureNo Physical Injury 0.549606
## InjuryNatureNon-Standard Code 0.643982
## InjuryNatureNot Available 0.640612
## InjuryNaturePoisoning?Chemical (Other Than Metals) 0.474557
## InjuryNaturePoisoning?General (NOT OD or Cumulative Injury) 0.573890
## InjuryNaturePuncture 0.505543
## InjuryNatureRadiation 0.508337
## InjuryNatureRespiratory Disorders 0.526623
## InjuryNatureRupture 0.440943
## InjuryNatureSeverance 0.296341
## InjuryNatureSprain 0.513860
## InjuryNatureStrain 0.554392
## InjuryNatureSyncope 0.565167
## InjuryNatureVascular 0.998477
## InjuryNatureVDT-Related Disease 0.995749
## InjuryNatureVision Loss 0.514091
## BodyPartRegionLower Extremities 0.075477
## BodyPartRegionMultiple Body Parts < 2e-16
## BodyPartRegionNeck 0.212527
## BodyPartRegionNon-Standard Code 0.673656
## BodyPartRegionTrunk 0.372556
## BodyPartRegionUpper Extremities 0.135999
## BodyPartAnkle 0.226456
## BodyPartArtificial Appliance 1.31e-09
## BodyPartBody Systems and Multiple Body Systems < 2e-16
## BodyPartBrain < 2e-16
## BodyPartButtocks 0.042366
## BodyPartChest 0.510385
## BodyPartDisc-Trunk 0.015884
## BodyPartEar(S) 0.395371
## BodyPartElbow 0.966846
## BodyPartEyes 0.125140
## BodyPartFacial Bones 0.164062
## BodyPartFinger(S) 0.339968
## BodyPartFoot 0.136747
## BodyPartGreat Toe 0.419364
## BodyPartHand 0.333304
## BodyPartHeart 0.861813
## BodyPartHip 0.310615
## BodyPartInsufficient Info to Properly Identify?Unclassified < 2e-16
## BodyPartInternal Organs 0.335180
## BodyPartKnee 0.820407
## BodyPartLarynx 0.340075
## BodyPartLower Arm 0.472158
## BodyPartLower Back Area 3.80e-07
## BodyPartLower Leg 0.992390
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 0.002835
## BodyPartLungs 0.956579
## BodyPartMouth 0.200318
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) < 2e-16
## BodyPartMultiple Head Injury 0.061608
## BodyPartMultiple Lower Extremities 0.770137
## BodyPartMultiple Neck Injury 0.427779
## BodyPartMultiple Trunk 0.611717
## BodyPartMultiple Upper Extremities 0.328914
## BodyPartNo Physical Injury < 2e-16
## BodyPartNon-Standard Code NA
## BodyPartNose 0.353155
## BodyPartPelvis 0.947456
## BodyPartSacrum And Coccyx 0.229765
## BodyPartShoulder(S) 0.030656
## BodyPartSkull 0.004132
## BodyPartSoft Tissue-Head 0.827415
## BodyPartSoft Tissue-Neck 0.654345
## BodyPartSpinal Cord-Trunk 8.40e-11
## BodyPartTeeth NA
## BodyPartThumb 0.460854
## BodyPartToes 0.285566
## BodyPartTrachea 0.266149
## BodyPartUpper Arm 0.472978
## BodyPartUpper Back Area 0.323337
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 0.000114
##
## (Intercept)
## ClaimantAge_at_DOI ***
## GenderMale
## GenderNot Available ***
## ClaimantTypeMedical Only ***
## ClaimantTypeReport Only ***
## InjuryNatureAll Other Specific Injuries, Noc
## InjuryNatureAmputation
## InjuryNatureAngina Pectoris
## InjuryNatureAsbestosis
## InjuryNatureAsphyxiation
## InjuryNatureBlack Lung
## InjuryNatureBurn
## InjuryNatureCancer
## InjuryNatureCarpal Tunnel Syndrome
## InjuryNatureConcussion
## InjuryNatureContagious Disease
## InjuryNatureContusion
## InjuryNatureCrushing
## InjuryNatureDermatitis
## InjuryNatureDislocation
## InjuryNatureDust Disease, NOC
## InjuryNatureElectric Shock
## InjuryNatureForeign Body
## InjuryNatureFracture
## InjuryNatureFreezing
## InjuryNatureHearing Loss Or Impairment
## InjuryNatureHeat Prostration
## InjuryNatureHernia
## InjuryNatureInfection
## InjuryNatureInflammation
## InjuryNatureLaceration
## InjuryNatureLoss of Hearing
## InjuryNatureMental Disorder
## InjuryNatureMental Stress
## InjuryNatureMultiple Injuries Including Both Physical and Psychological
## InjuryNatureMultiple Physical Injuries Only
## InjuryNatureMyocardial Infarction
## InjuryNatureNo Physical Injury
## InjuryNatureNon-Standard Code
## InjuryNatureNot Available
## InjuryNaturePoisoning?Chemical (Other Than Metals)
## InjuryNaturePoisoning?General (NOT OD or Cumulative Injury)
## InjuryNaturePuncture
## InjuryNatureRadiation
## InjuryNatureRespiratory Disorders
## InjuryNatureRupture
## InjuryNatureSeverance
## InjuryNatureSprain
## InjuryNatureStrain
## InjuryNatureSyncope
## InjuryNatureVascular
## InjuryNatureVDT-Related Disease
## InjuryNatureVision Loss
## BodyPartRegionLower Extremities .
## BodyPartRegionMultiple Body Parts ***
## BodyPartRegionNeck
## BodyPartRegionNon-Standard Code
## BodyPartRegionTrunk
## BodyPartRegionUpper Extremities
## BodyPartAnkle
## BodyPartArtificial Appliance ***
## BodyPartBody Systems and Multiple Body Systems ***
## BodyPartBrain ***
## BodyPartButtocks *
## BodyPartChest
## BodyPartDisc-Trunk *
## BodyPartEar(S)
## BodyPartElbow
## BodyPartEyes
## BodyPartFacial Bones
## BodyPartFinger(S)
## BodyPartFoot
## BodyPartGreat Toe
## BodyPartHand
## BodyPartHeart
## BodyPartHip
## BodyPartInsufficient Info to Properly Identify?Unclassified ***
## BodyPartInternal Organs
## BodyPartKnee
## BodyPartLarynx
## BodyPartLower Arm
## BodyPartLower Back Area ***
## BodyPartLower Leg
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) **
## BodyPartLungs
## BodyPartMouth
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) ***
## BodyPartMultiple Head Injury .
## BodyPartMultiple Lower Extremities
## BodyPartMultiple Neck Injury
## BodyPartMultiple Trunk
## BodyPartMultiple Upper Extremities
## BodyPartNo Physical Injury ***
## BodyPartNon-Standard Code
## BodyPartNose
## BodyPartPelvis
## BodyPartSacrum And Coccyx
## BodyPartShoulder(S) *
## BodyPartSkull **
## BodyPartSoft Tissue-Head
## BodyPartSoft Tissue-Neck
## BodyPartSpinal Cord-Trunk ***
## BodyPartTeeth
## BodyPartThumb
## BodyPartToes
## BodyPartTrachea
## BodyPartUpper Arm
## BodyPartUpper Back Area
## BodyPartUpper Leg
## BodyPartVertebrae
## BodyPartWhole Body
## BodyPartWrist
## AverageWeeklyWage1 ***
## ---
## 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
#2. Ajustar la regresion
regresion_ajustada<-lm(TotalIncurredCost~ClaimantAge_at_DOI+Gender+ClaimantType+BodyPartRegion+BodyPart+AverageWeeklyWage1, data=bd)
summary(regresion_ajustada)
##
## Call:
## lm(formula = TotalIncurredCost ~ ClaimantAge_at_DOI + Gender +
## ClaimantType + BodyPartRegion + BodyPart + AverageWeeklyWage1,
## data = bd)
##
## Residuals:
## Min 1Q Median 3Q Max
## -450567 -12736 -580 5092 4678170
##
## Coefficients: (6 not defined because of singularities)
## Estimate
## (Intercept) 2.857e+04
## ClaimantAge_at_DOI 1.518e+02
## GenderMale 1.225e+03
## GenderNot Available 6.818e+04
## ClaimantTypeMedical Only -5.519e+04
## ClaimantTypeReport Only -4.955e+04
## BodyPartRegionLower Extremities 1.674e+04
## BodyPartRegionMultiple Body Parts 2.883e+05
## BodyPartRegionNeck 4.859e+04
## BodyPartRegionNon-Standard Code -9.270e+03
## BodyPartRegionTrunk 3.303e+03
## BodyPartRegionUpper Extremities 1.047e+04
## BodyPartAnkle -7.020e+03
## BodyPartArtificial Appliance -2.826e+05
## BodyPartBody Systems and Multiple Body Systems -2.720e+05
## BodyPartBrain 4.070e+05
## BodyPartButtocks 2.449e+04
## BodyPartChest 8.235e+03
## BodyPartDisc-Trunk 1.957e+04
## BodyPartEar(S) 8.287e+03
## BodyPartElbow 1.819e+03
## BodyPartEyes 1.521e+04
## BodyPartFacial Bones 1.486e+04
## BodyPartFinger(S) 1.015e+02
## BodyPartFoot -7.970e+03
## BodyPartGreat Toe -7.687e+03
## BodyPartHand -2.855e+02
## BodyPartHeart -9.176e+03
## BodyPartHip 6.602e+03
## BodyPartInsufficient Info to Properly Identify?Unclassified -2.790e+05
## BodyPartInternal Organs 1.037e+04
## BodyPartKnee -1.508e+03
## BodyPartLarynx -8.191e+04
## BodyPartLower Arm -3.781e+02
## BodyPartLower Back Area 2.678e+04
## BodyPartLower Leg 6.323e+02
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 1.931e+04
## BodyPartLungs 5.695e+03
## BodyPartMouth 1.490e+04
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) -2.676e+05
## BodyPartMultiple Head Injury 1.908e+04
## BodyPartMultiple Lower Extremities 2.444e+03
## BodyPartMultiple Neck Injury -3.221e+04
## BodyPartMultiple Trunk 9.063e+03
## BodyPartMultiple Upper Extremities 5.885e+03
## BodyPartNo Physical Injury -2.756e+05
## BodyPartNon-Standard Code NA
## BodyPartNose 9.969e+03
## BodyPartPelvis 2.573e+03
## BodyPartSacrum And Coccyx 2.383e+04
## BodyPartShoulder(S) 6.237e+03
## BodyPartSkull 4.900e+04
## BodyPartSoft Tissue-Head -1.283e+04
## BodyPartSoft Tissue-Neck -1.506e+04
## BodyPartSpinal Cord-Trunk 9.452e+04
## BodyPartTeeth NA
## BodyPartThumb -5.342e+02
## BodyPartToes -7.005e+03
## BodyPartTrachea -4.832e+04
## BodyPartUpper Arm 4.822e+03
## BodyPartUpper Back Area 8.849e+03
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 7.943e+00
## Std. Error
## (Intercept) 8.643e+03
## ClaimantAge_at_DOI 4.024e+01
## GenderMale 9.170e+02
## GenderNot Available 8.408e+03
## ClaimantTypeMedical Only 1.119e+03
## ClaimantTypeReport Only 2.577e+03
## BodyPartRegionLower Extremities 9.729e+03
## BodyPartRegionMultiple Body Parts 3.137e+04
## BodyPartRegionNeck 4.091e+04
## BodyPartRegionNon-Standard Code 9.015e+03
## BodyPartRegionTrunk 9.497e+03
## BodyPartRegionUpper Extremities 8.636e+03
## BodyPartAnkle 5.460e+03
## BodyPartArtificial Appliance 4.684e+04
## BodyPartBody Systems and Multiple Body Systems 3.106e+04
## BodyPartBrain 3.674e+04
## BodyPartButtocks 9.133e+03
## BodyPartChest 5.719e+03
## BodyPartDisc-Trunk 7.170e+03
## BodyPartEar(S) 1.113e+04
## BodyPartElbow 4.197e+03
## BodyPartEyes 8.642e+03
## BodyPartFacial Bones 9.762e+03
## BodyPartFinger(S) 2.797e+03
## BodyPartFoot 5.672e+03
## BodyPartGreat Toe 1.079e+04
## BodyPartHand 2.900e+03
## BodyPartHeart 2.354e+04
## BodyPartHip 6.743e+03
## BodyPartInsufficient Info to Properly Identify?Unclassified 3.065e+04
## BodyPartInternal Organs 1.264e+04
## BodyPartKnee 5.228e+03
## BodyPartLarynx 8.945e+04
## BodyPartLower Arm 3.665e+03
## BodyPartLower Back Area 4.749e+03
## BodyPartLower Leg 5.880e+03
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 5.745e+03
## BodyPartLungs 7.384e+03
## BodyPartMouth 1.044e+04
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) 3.027e+04
## BodyPartMultiple Head Injury 8.703e+03
## BodyPartMultiple Lower Extremities 6.534e+03
## BodyPartMultiple Neck Injury 4.017e+04
## BodyPartMultiple Trunk 1.180e+04
## BodyPartMultiple Upper Extremities 4.222e+03
## BodyPartNo Physical Injury 3.060e+04
## BodyPartNon-Standard Code NA
## BodyPartNose 1.055e+04
## BodyPartPelvis 1.136e+04
## BodyPartSacrum And Coccyx 1.605e+04
## BodyPartShoulder(S) 3.020e+03
## BodyPartSkull 1.623e+04
## BodyPartSoft Tissue-Head 8.043e+04
## BodyPartSoft Tissue-Neck 4.032e+04
## BodyPartSpinal Cord-Trunk 1.410e+04
## BodyPartTeeth NA
## BodyPartThumb 3.716e+03
## BodyPartToes 7.763e+03
## BodyPartTrachea 5.018e+04
## BodyPartUpper Arm 4.449e+03
## BodyPartUpper Back Area 6.778e+03
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 2.074e+00
## t value
## (Intercept) 3.306
## ClaimantAge_at_DOI 3.772
## GenderMale 1.336
## GenderNot Available 8.109
## ClaimantTypeMedical Only -49.337
## ClaimantTypeReport Only -19.231
## BodyPartRegionLower Extremities 1.720
## BodyPartRegionMultiple Body Parts 9.190
## BodyPartRegionNeck 1.188
## BodyPartRegionNon-Standard Code -1.028
## BodyPartRegionTrunk 0.348
## BodyPartRegionUpper Extremities 1.212
## BodyPartAnkle -1.286
## BodyPartArtificial Appliance -6.032
## BodyPartBody Systems and Multiple Body Systems -8.760
## BodyPartBrain 11.079
## BodyPartButtocks 2.682
## BodyPartChest 1.440
## BodyPartDisc-Trunk 2.729
## BodyPartEar(S) 0.745
## BodyPartElbow 0.434
## BodyPartEyes 1.760
## BodyPartFacial Bones 1.522
## BodyPartFinger(S) 0.036
## BodyPartFoot -1.405
## BodyPartGreat Toe -0.712
## BodyPartHand -0.098
## BodyPartHeart -0.390
## BodyPartHip 0.979
## BodyPartInsufficient Info to Properly Identify?Unclassified -9.104
## BodyPartInternal Organs 0.821
## BodyPartKnee -0.288
## BodyPartLarynx -0.916
## BodyPartLower Arm -0.103
## BodyPartLower Back Area 5.640
## BodyPartLower Leg 0.108
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 3.362
## BodyPartLungs 0.771
## BodyPartMouth 1.426
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) -8.840
## BodyPartMultiple Head Injury 2.193
## BodyPartMultiple Lower Extremities 0.374
## BodyPartMultiple Neck Injury -0.802
## BodyPartMultiple Trunk 0.768
## BodyPartMultiple Upper Extremities 1.394
## BodyPartNo Physical Injury -9.004
## BodyPartNon-Standard Code NA
## BodyPartNose 0.945
## BodyPartPelvis 0.226
## BodyPartSacrum And Coccyx 1.485
## BodyPartShoulder(S) 2.065
## BodyPartSkull 3.019
## BodyPartSoft Tissue-Head -0.160
## BodyPartSoft Tissue-Neck -0.374
## BodyPartSpinal Cord-Trunk 6.704
## BodyPartTeeth NA
## BodyPartThumb -0.144
## BodyPartToes -0.902
## BodyPartTrachea -0.963
## BodyPartUpper Arm 1.084
## BodyPartUpper Back Area 1.306
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 3.829
## Pr(>|t|)
## (Intercept) 0.000948
## ClaimantAge_at_DOI 0.000162
## GenderMale 0.181507
## GenderNot Available 5.29e-16
## ClaimantTypeMedical Only < 2e-16
## ClaimantTypeReport Only < 2e-16
## BodyPartRegionLower Extremities 0.085403
## BodyPartRegionMultiple Body Parts < 2e-16
## BodyPartRegionNeck 0.234896
## BodyPartRegionNon-Standard Code 0.303834
## BodyPartRegionTrunk 0.727996
## BodyPartRegionUpper Extremities 0.225378
## BodyPartAnkle 0.198534
## BodyPartArtificial Appliance 1.64e-09
## BodyPartBody Systems and Multiple Body Systems < 2e-16
## BodyPartBrain < 2e-16
## BodyPartButtocks 0.007325
## BodyPartChest 0.149887
## BodyPartDisc-Trunk 0.006349
## BodyPartEar(S) 0.456362
## BodyPartElbow 0.664637
## BodyPartEyes 0.078417
## BodyPartFacial Bones 0.128074
## BodyPartFinger(S) 0.971047
## BodyPartFoot 0.160000
## BodyPartGreat Toe 0.476334
## BodyPartHand 0.921572
## BodyPartHeart 0.696661
## BodyPartHip 0.327556
## BodyPartInsufficient Info to Properly Identify?Unclassified < 2e-16
## BodyPartInternal Organs 0.411798
## BodyPartKnee 0.773028
## BodyPartLarynx 0.359853
## BodyPartLower Arm 0.917818
## BodyPartLower Back Area 1.71e-08
## BodyPartLower Leg 0.914363
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) 0.000775
## BodyPartLungs 0.440541
## BodyPartMouth 0.153833
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) < 2e-16
## BodyPartMultiple Head Injury 0.028333
## BodyPartMultiple Lower Extremities 0.708377
## BodyPartMultiple Neck Injury 0.422687
## BodyPartMultiple Trunk 0.442326
## BodyPartMultiple Upper Extremities 0.163291
## BodyPartNo Physical Injury < 2e-16
## BodyPartNon-Standard Code NA
## BodyPartNose 0.344904
## BodyPartPelvis 0.820847
## BodyPartSacrum And Coccyx 0.137635
## BodyPartShoulder(S) 0.038919
## BodyPartSkull 0.002541
## BodyPartSoft Tissue-Head 0.873264
## BodyPartSoft Tissue-Neck 0.708706
## BodyPartSpinal Cord-Trunk 2.07e-11
## BodyPartTeeth NA
## BodyPartThumb 0.885687
## BodyPartToes 0.366862
## BodyPartTrachea 0.335587
## BodyPartUpper Arm 0.278439
## BodyPartUpper Back Area 0.191720
## BodyPartUpper Leg NA
## BodyPartVertebrae NA
## BodyPartWhole Body NA
## BodyPartWrist NA
## AverageWeeklyWage1 0.000129
##
## (Intercept) ***
## ClaimantAge_at_DOI ***
## GenderMale
## GenderNot Available ***
## ClaimantTypeMedical Only ***
## ClaimantTypeReport Only ***
## BodyPartRegionLower Extremities .
## BodyPartRegionMultiple Body Parts ***
## BodyPartRegionNeck
## BodyPartRegionNon-Standard Code
## BodyPartRegionTrunk
## BodyPartRegionUpper Extremities
## BodyPartAnkle
## BodyPartArtificial Appliance ***
## BodyPartBody Systems and Multiple Body Systems ***
## BodyPartBrain ***
## BodyPartButtocks **
## BodyPartChest
## BodyPartDisc-Trunk **
## BodyPartEar(S)
## BodyPartElbow
## BodyPartEyes .
## BodyPartFacial Bones
## BodyPartFinger(S)
## BodyPartFoot
## BodyPartGreat Toe
## BodyPartHand
## BodyPartHeart
## BodyPartHip
## BodyPartInsufficient Info to Properly Identify?Unclassified ***
## BodyPartInternal Organs
## BodyPartKnee
## BodyPartLarynx
## BodyPartLower Arm
## BodyPartLower Back Area ***
## BodyPartLower Leg
## BodyPartLumbar and/or Sacral Vertebrae (Vertebra NOC Trunk) ***
## BodyPartLungs
## BodyPartMouth
## BodyPartMultiple Body Parts (Including Body Systems and Body Parts) ***
## BodyPartMultiple Head Injury *
## BodyPartMultiple Lower Extremities
## BodyPartMultiple Neck Injury
## BodyPartMultiple Trunk
## BodyPartMultiple Upper Extremities
## BodyPartNo Physical Injury ***
## BodyPartNon-Standard Code
## BodyPartNose
## BodyPartPelvis
## BodyPartSacrum And Coccyx
## BodyPartShoulder(S) *
## BodyPartSkull **
## BodyPartSoft Tissue-Head
## BodyPartSoft Tissue-Neck
## BodyPartSpinal Cord-Trunk ***
## BodyPartTeeth
## BodyPartThumb
## BodyPartToes
## BodyPartTrachea
## BodyPartUpper Arm
## BodyPartUpper Back Area
## BodyPartUpper Leg
## BodyPartVertebrae
## BodyPartWhole Body
## BodyPartWrist
## AverageWeeklyWage1 ***
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 79980 on 31559 degrees of freedom
## Multiple R-squared: 0.1008, Adjusted R-squared: 0.09914
## F-statistic: 59.98 on 59 and 31559 DF, p-value: < 2.2e-16
#3. Construir un modelo predictivo
datos_nuevos<-data.frame(ClaimantAge_at_DOI=c(10,20,30,40,50,60,70,80,90), Gender="Male", ClaimantType="Medical Only", BodyPartRegion="Head", BodyPart="Brain", AverageWeeklyWage1=550)
predict(regresion_ajustada,datos_nuevos)
## Warning in predict.lm(regresion_ajustada, datos_nuevos): prediction from a
## rank-deficient fit may be misleading
## 1 2 3 4 5 6 7 8
## 387509.7 389027.8 390545.9 392064.0 393582.1 395100.3 396618.4 398136.5
## 9
## 399654.6