tableone CreateContTable() test

What is tableone?

### Load dataset
library(survival)
data(pbc)
head(pbc)
  id time status trt   age sex ascites hepato spiders edema bili chol albumin copper alk.phos    ast trig platelet
1  1  400      2   1 58.77   f       1      1       1   1.0 14.5  261    2.60    156     1718 137.95  172      190
2  2 4500      0   1 56.45   f       0      1       1   0.0  1.1  302    4.14     54     7395 113.52   88      221
3  3 1012      2   1 70.07   m       0      0       0   0.5  1.4  176    3.48    210      516  96.10   55      151
4  4 1925      2   1 54.74   f       0      1       1   0.5  1.8  244    2.54     64     6122  60.63   92      183
5  5 1504      1   2 38.11   f       0      1       1   0.0  3.4  279    3.53    143      671 113.15   72      136
6  6 2503      2   2 66.26   f       0      1       0   0.0  0.8  248    3.98     50      944  93.00   63       NA
  protime stage
1    12.2     4
2    10.6     3
3    12.0     4
4    10.3     4
5    10.9     3
6    11.0     3
## Group by "status" (3 groups).
## Use c("time","age","bili","chol","albumin","copper","alk.phos","ast","trig","platelet","protime")
## 
## age:       in years                                                      
## albumin:   serum albumin (g/dl)                                          
## alk.phos:  alkaline phosphotase (U/liter)                                
## ascites:   presence of ascites                                           
## ast:       aspartate aminotransferase, once called SGOT (U/ml)           
## bili:      serum bilirunbin (mg/dl)                                      
## chol:      serum cholesterol (mg/dl)                                     
## copper:    urine copper (ug/day)                                         
## edema:     0 no edema, 0.5 untreated or successfully treated             
##            1 edema despite diuretic therapy                              
## hepato:    presence of hepatomegaly or enlarged liver                    
## id:        case number                                                   
## platelet:  platelet count                                                
## protime:   standardised blood clotting time                              
## sex:       m/f                                                           
## spiders:   blood vessel malformations in the skin                        
## stage:     histologic stage of disease (needs biopsy)                    
## status:    status at endpoint, 0/1/2 for censored, transplant, dead      
## time:      number of days between registration and the earlier of death, 
##            transplantion, or study analysis in July, 1986                
## trt:       1/2/NA for D-penicillmain, placebo, not randomised            
## trig:      triglycerides (mg/dl)

### Load tableone package from the local developmental repository
source("~/statistics/_source_table_one.R")


###  Define variables
vars <- c("time","age","bili","chol","albumin","copper","alk.phos","ast","trig","platelet","protime")

## Strata
strata <- "status"
strataTwoVars <- c("status","sex")
strataThreeVars <- c("sex","ascites","hepato")

## Data and variables
dataFrame <- pbc
nonNormalVars <- c("bili","chol","copper","alk.phos","trig","protime")

## Create edema strata that are of sizes 1, 2, and 3
smallDataFrame <- pbc[c(2, 3,4, 1,10,14),]
smallStrata <- "edema"


### Behaviors on correct data format (non-stratified)
## Creation
contTable1 <- CreateContTable(vars = vars, data = dataFrame)
## summary method
summary(contTable1)
strata: Overall
           n miss   mean      sd median    p25    p75   min     max   skew  kurt
time     418    0 1917.8 1104.67 1730.0 1092.8 2613.5  41.0  4795.0  0.473 -0.48
age      418    0   50.7   10.45   51.0   42.8   58.2  26.3    78.4  0.087 -0.62
bili     418    0    3.2    4.41    1.4    0.8    3.4   0.3    28.0  2.718  8.07
chol     418  134  369.5  231.94  309.5  249.5  400.0 120.0  1775.0  3.409 14.34
albumin  418    0    3.5    0.42    3.5    3.2    3.8   2.0     4.6 -0.468  0.57
copper   418  108   97.6   85.61   73.0   41.2  123.0   4.0   588.0  2.304  7.62
alk.phos 418  106 1982.7 2140.39 1259.0  871.5 1980.0 289.0 13862.4  2.993  9.66
ast      418  106  122.6   56.70  114.7   80.6  151.9  26.4   457.2  1.449  4.31
trig     418  136  124.7   65.15  108.0   84.2  151.0  33.0   598.0  2.524 11.80
platelet 418   11  257.0   98.33  251.0  188.5  318.0  62.0   721.0  0.627  0.86
protime  418    2   10.7    1.02   10.6   10.0   11.1   9.0    18.0  2.223 10.04
## print method by default
print(contTable1, nonnormal = nonNormalVars)
                        Overall                  
n                       418                      
time (mean (sd))        1917.78 (1104.67)        
age (mean (sd))           50.74 (10.45)          
bili (median [IQR])        1.40 [0.80, 3.40]     
chol (median [IQR])      309.50 [249.50, 400.00] 
albumin (mean (sd))        3.50 (0.42)           
copper (median [IQR])     73.00 [41.25, 123.00]  
alk.phos (median [IQR]) 1259.00 [871.50, 1980.00]
ast (mean (sd))          122.56 (56.70)          
trig (median [IQR])      108.00 [84.25, 151.00]  
platelet (mean (sd))     257.02 (98.33)          
protime (median [IQR])    10.60 [10.00, 11.10]   

### Behaviors on correct data format (stratified)
## Creation
contTable2 <- CreateContTable(vars = vars, strata = strata, data = dataFrame)
## summary method
summary(contTable2)
status: 0
           n miss   mean      sd median    p25    p75   min     max  skew  kurt
time     232    0 2333.2  994.66 2186.5 1456.5 2979.5 691.0  4795.0  0.59 -0.59
age      232    0   49.5   10.43   49.8   41.4   56.8  26.3    78.4  0.10 -0.58
bili     232    0    1.6    1.91    0.9    0.6    1.6   0.3    13.6  3.49 14.50
chol     232   80  326.5  165.80  292.0  245.2  360.0 120.0  1480.0  4.30 24.79
albumin  232    0    3.6    0.36    3.6    3.4    3.8   2.4     4.6 -0.21  0.44
copper   232   65   66.6   57.05   52.0   33.5   77.5   4.0   412.0  3.07 13.52
alk.phos 232   64 1578.1 1633.07 1107.5  794.0 1641.0 289.0 11046.6  3.59 14.68
ast      232   64  107.3   52.79   94.5   71.3  129.0  26.4   457.2  2.38 11.22
trig     232   81  111.8   48.28  104.0   80.0  133.5  44.0   382.0  1.72  5.92
platelet 232    5  261.2   88.61  256.0  203.5  313.0  79.0   539.0  0.41  0.21
protime  232    1   10.5    0.92   10.4    9.9   10.8   9.0    18.0  4.21 29.69
--------------------------------------------------------------------------------------- 
status: 1
          n miss   mean     sd median    p25    p75   min    max   skew  kurt
time     25    0 1546.2 753.07 1435.0  901.0 2241.0 533.0 3092.0  0.596 -0.69
age      25    0   41.7   6.33   41.0   36.5   47.2  33.0   56.0  0.470 -0.58
bili     25    0    3.6   3.60    3.1    1.3    3.5   0.5   18.0  2.951 10.89
chol     25    7  439.5 335.54  343.5  311.5  445.5 201.0 1712.0  3.553 13.79
albumin  25    0    3.5   0.46    3.5    3.2    3.8   2.3    4.2 -0.531  0.31
copper   25    6  124.0 100.08  102.0   69.0  129.5  32.0  444.0  2.250  5.62
alk.phos 25    6 1535.2 837.75 1345.0 1028.5 1777.5 637.0 3681.0  1.470  1.84
ast      25    6  130.1  36.95  127.0  113.9  151.1  54.2  205.0  0.088  0.31
trig     25    7  133.9  70.55  124.0   85.8  145.8  33.0  322.0  1.249  1.76
platelet 25    0  309.6 102.65  304.0  248.0  372.0  76.0  517.0 -0.112  0.20
protime  25    0   10.4   0.54   10.3   10.0   10.7   9.6   11.4  0.516 -0.73
--------------------------------------------------------------------------------------- 
status: 2
           n miss   mean      sd median    p25    p75   min     max   skew  kurt
time     161    0 1376.9 1049.23 1083.0  597.0 2071.0  41.0  4191.0  0.833 -0.19
age      161    0   53.9    9.81   53.5   46.6   61.3  30.9    76.7 -0.013 -0.56
bili     161    0    5.5    5.84    3.2    1.4    7.1   0.3    28.0  1.684  2.36
chol     161   47  415.8  275.03  339.0  257.5  454.0 127.0  1775.0  2.575  8.11
albumin  161    0    3.4    0.47    3.4    3.1    3.6   2.0     4.5 -0.329  0.18
copper   161   37  135.4   98.50  111.0   63.5  199.2  13.0   588.0  1.840  5.50
alk.phos 161   36 2594.4 2677.11 1664.0 1029.0 2468.0 516.0 13862.4  2.300  5.08
ast      161   36  141.9   58.38  134.8   99.3  176.7  28.4   338.0  0.808  0.98
trig     161   48  140.5   79.26  122.0   91.0  171.0  49.0   598.0  2.505 10.29
platelet 161    6  242.5  107.88  224.0  158.0  312.5  62.0   721.0  1.012  1.80
protime  161    1   11.2    1.05   11.0   10.5   11.8   9.0    15.2  0.776  0.86

p-values
           pNormal pNonNormal
time     2.923e-13  1.070e-18
age      2.126e-11  7.523e-09
bili     3.885e-11  4.088e-26
chol     8.635e-03  3.588e-03
albumin  8.845e-06  2.875e-06
copper   3.369e-08  2.935e-14
alk.phos 9.580e-04  1.139e-05
ast      1.090e-05  2.198e-08
trig     4.405e-03  5.535e-03
platelet 1.085e-02  8.025e-04
protime  1.869e-10  1.987e-15
## print method by default
print(contTable2, nonnormal = nonNormalVars)
                         Stratified by status
                          0                         1                          2                          p     
  n                       232                       25                         161                              
  time (mean (sd))        2333.16 (994.66)          1546.20 (753.07)           1376.93 (1049.23)          <0.001
  age (mean (sd))           49.51 (10.43)             41.69 (6.33)               53.92 (9.81)             <0.001
  bili (median [IQR])        0.90 [0.60, 1.60]         3.10 [1.30, 3.50]          3.20 [1.40, 7.10]       <0.001
  chol (median [IQR])      292.00 [245.25, 360.00]   343.50 [311.50, 445.50]    339.00 [257.50, 454.00]    0.004
  albumin (mean (sd))        3.59 (0.36)               3.49 (0.46)                3.36 (0.47)             <0.001
  copper (median [IQR])     52.00 [33.50, 77.50]     102.00 [69.00, 129.50]     111.00 [63.50, 199.25]    <0.001
  alk.phos (median [IQR]) 1107.50 [794.00, 1641.00] 1345.00 [1028.50, 1777.50] 1664.00 [1029.00, 2468.00] <0.001
  ast (mean (sd))          107.29 (52.79)            130.12 (36.95)             141.93 (58.38)            <0.001
  trig (median [IQR])      104.00 [80.00, 133.50]    124.00 [85.75, 145.75]     122.00 [91.00, 171.00]     0.006
  platelet (mean (sd))     261.16 (88.61)            309.60 (102.65)            242.49 (107.88)            0.011
  protime (median [IQR])    10.40 [9.90, 10.80]       10.30 [10.00, 10.70]       11.00 [10.47, 11.80]     <0.001

### Multiple null level handling
dataFrame$brokenStatus <- factor(dataFrame$status, c(-1, 0:2, 3))
## 
contTable2 <- CreateContTable(vars = vars, strata = "brokenStatus", data = dataFrame)
## summary method
summary(contTable2)
brokenStatus: -1
NULL
--------------------------------------------------------------------------------------- 
brokenStatus: 0
           n miss   mean      sd median    p25    p75   min     max  skew  kurt
time     232    0 2333.2  994.66 2186.5 1456.5 2979.5 691.0  4795.0  0.59 -0.59
age      232    0   49.5   10.43   49.8   41.4   56.8  26.3    78.4  0.10 -0.58
bili     232    0    1.6    1.91    0.9    0.6    1.6   0.3    13.6  3.49 14.50
chol     232   80  326.5  165.80  292.0  245.2  360.0 120.0  1480.0  4.30 24.79
albumin  232    0    3.6    0.36    3.6    3.4    3.8   2.4     4.6 -0.21  0.44
copper   232   65   66.6   57.05   52.0   33.5   77.5   4.0   412.0  3.07 13.52
alk.phos 232   64 1578.1 1633.07 1107.5  794.0 1641.0 289.0 11046.6  3.59 14.68
ast      232   64  107.3   52.79   94.5   71.3  129.0  26.4   457.2  2.38 11.22
trig     232   81  111.8   48.28  104.0   80.0  133.5  44.0   382.0  1.72  5.92
platelet 232    5  261.2   88.61  256.0  203.5  313.0  79.0   539.0  0.41  0.21
protime  232    1   10.5    0.92   10.4    9.9   10.8   9.0    18.0  4.21 29.69
--------------------------------------------------------------------------------------- 
brokenStatus: 1
          n miss   mean     sd median    p25    p75   min    max   skew  kurt
time     25    0 1546.2 753.07 1435.0  901.0 2241.0 533.0 3092.0  0.596 -0.69
age      25    0   41.7   6.33   41.0   36.5   47.2  33.0   56.0  0.470 -0.58
bili     25    0    3.6   3.60    3.1    1.3    3.5   0.5   18.0  2.951 10.89
chol     25    7  439.5 335.54  343.5  311.5  445.5 201.0 1712.0  3.553 13.79
albumin  25    0    3.5   0.46    3.5    3.2    3.8   2.3    4.2 -0.531  0.31
copper   25    6  124.0 100.08  102.0   69.0  129.5  32.0  444.0  2.250  5.62
alk.phos 25    6 1535.2 837.75 1345.0 1028.5 1777.5 637.0 3681.0  1.470  1.84
ast      25    6  130.1  36.95  127.0  113.9  151.1  54.2  205.0  0.088  0.31
trig     25    7  133.9  70.55  124.0   85.8  145.8  33.0  322.0  1.249  1.76
platelet 25    0  309.6 102.65  304.0  248.0  372.0  76.0  517.0 -0.112  0.20
protime  25    0   10.4   0.54   10.3   10.0   10.7   9.6   11.4  0.516 -0.73
--------------------------------------------------------------------------------------- 
brokenStatus: 2
           n miss   mean      sd median    p25    p75   min     max   skew  kurt
time     161    0 1376.9 1049.23 1083.0  597.0 2071.0  41.0  4191.0  0.833 -0.19
age      161    0   53.9    9.81   53.5   46.6   61.3  30.9    76.7 -0.013 -0.56
bili     161    0    5.5    5.84    3.2    1.4    7.1   0.3    28.0  1.684  2.36
chol     161   47  415.8  275.03  339.0  257.5  454.0 127.0  1775.0  2.575  8.11
albumin  161    0    3.4    0.47    3.4    3.1    3.6   2.0     4.5 -0.329  0.18
copper   161   37  135.4   98.50  111.0   63.5  199.2  13.0   588.0  1.840  5.50
alk.phos 161   36 2594.4 2677.11 1664.0 1029.0 2468.0 516.0 13862.4  2.300  5.08
ast      161   36  141.9   58.38  134.8   99.3  176.7  28.4   338.0  0.808  0.98
trig     161   48  140.5   79.26  122.0   91.0  171.0  49.0   598.0  2.505 10.29
platelet 161    6  242.5  107.88  224.0  158.0  312.5  62.0   721.0  1.012  1.80
protime  161    1   11.2    1.05   11.0   10.5   11.8   9.0    15.2  0.776  0.86
--------------------------------------------------------------------------------------- 
brokenStatus: 3
NULL

p-values
           pNormal pNonNormal
time     2.923e-13  1.070e-18
age      2.126e-11  7.523e-09
bili     3.885e-11  4.088e-26
chol     8.635e-03  3.588e-03
albumin  8.845e-06  2.875e-06
copper   3.369e-08  2.935e-14
alk.phos 9.580e-04  1.139e-05
ast      1.090e-05  2.198e-08
trig     4.405e-03  5.535e-03
platelet 1.085e-02  8.025e-04
protime  1.869e-10  1.987e-15
## print method by default
print(contTable2)
                      Stratified by brokenStatus
                       -1 0                 1                2                 3 p     
  n                    0  232               25               161               0       
  time (mean (sd))     -  2333.16 (994.66)  1546.20 (753.07) 1376.93 (1049.23) - <0.001
  age (mean (sd))      -    49.51 (10.43)     41.69 (6.33)     53.92 (9.81)    - <0.001
  bili (mean (sd))     -     1.58 (1.91)       3.56 (3.60)      5.54 (5.84)    - <0.001
  chol (mean (sd))     -   326.54 (165.80)   439.50 (335.54)  415.75 (275.03)  -  0.009
  albumin (mean (sd))  -     3.59 (0.36)       3.49 (0.46)      3.36 (0.47)    - <0.001
  copper (mean (sd))   -    66.61 (57.05)    124.00 (100.08)  135.41 (98.50)   - <0.001
  alk.phos (mean (sd)) -  1578.13 (1633.07) 1535.21 (837.75) 2594.35 (2677.11) -  0.001
  ast (mean (sd))      -   107.29 (52.79)    130.12 (36.95)   141.93 (58.38)   - <0.001
  trig (mean (sd))     -   111.79 (48.28)    133.94 (70.55)   140.49 (79.26)   -  0.004
  platelet (mean (sd)) -   261.16 (88.61)    309.60 (102.65)  242.49 (107.88)  -  0.011
  protime (mean (sd))  -    10.45 (0.92)      10.36 (0.54)     11.19 (1.05)    - <0.001


### Multivariable stratification
## Two variables
contTable4 <- CreateContTable(vars = vars, strata = strataTwoVars, data = dataFrame)
summary(contTable4)
status: 0
sex: m
          n miss   mean      sd median    p25    p75    min     max   skew  kurt
time     17    0 2462.2 1217.33 1899.0 1419.0 3445.0 1129.0  4459.0  0.581 -1.28
age      17    0   55.7   10.65   52.9   49.1   61.0   41.0    78.4  0.818 -0.03
bili     17    0    2.6    2.62    1.7    0.9    3.0    0.6     8.6  1.345  0.41
chol     17    6  367.9  234.99  252.0  242.5  403.0  216.0  1000.0  2.304  5.61
albumin  17    0    3.5    0.43    3.6    3.1    3.7    2.4     4.1 -0.937  1.18
copper   17    6  128.8  113.07   84.0   57.0  168.0   25.0   380.0  1.380  1.25
alk.phos 17    6 2482.3 3052.94 1098.0  913.0 2311.0  601.0 10396.8  2.175  4.50
ast      17    6  112.3   50.94  108.5   62.8  142.6   56.8   193.0  0.446 -1.14
trig     17    6  131.8   33.73  128.0  112.5  153.5   83.0   188.0  0.274 -0.75
platelet 17    1  213.4   72.17  212.5  170.5  267.0   92.0   336.0 -0.066 -0.72
protime  17    0   10.9    0.80   10.9   10.6   11.2    9.8    13.0  1.077  1.92
--------------------------------------------------------------------------------------- 
status: 1
sex: m
         n miss   mean     sd median   p25    p75   min    max  skew kurt
time     3    0 1147.7 785.78  877.0 705.0 1455.0 533.0 2033.0  1.37  NaN
age      3    0   42.2  11.97   35.4  35.3   45.7  35.2   56.0  1.73  NaN
bili     3    0    2.4   1.15    2.4   1.8    3.0   1.2    3.5 -0.13  NaN
chol     3    0  415.3 201.32  325.0 300.0  485.5 275.0  646.0  1.61  NaN
albumin  3    0    3.7   0.28    3.8   3.6    3.9   3.4    4.0 -1.21  NaN
copper   3    0  215.3 198.03  102.0 101.0  273.0 100.0  444.0  1.73  NaN
alk.phos 3    0  921.0 196.50  855.0 810.5  998.5 766.0 1142.0  1.34  NaN
ast      3    0  110.7  30.99  127.0 101.0  128.6  75.0  130.2 -1.71  NaN
trig     3    0  165.0  64.58  194.0 142.5  202.0  91.0  210.0 -1.61  NaN
platelet 3    0  289.0  65.18  306.0 261.5  325.0 217.0  344.0 -1.09  NaN
protime  3    0   10.7   0.51   10.6  10.4   10.9  10.3   11.3  1.09  NaN
--------------------------------------------------------------------------------------- 
status: 2
sex: m
          n miss   mean     sd median   p25    p75   min     max   skew  kurt
time     24    0 1584.9 1120.5 1257.0 867.2 1906.0 140.0  4191.0  1.112  0.55
age      24    0   57.4   10.3   57.6  51.1   67.5  33.5    71.9 -0.403 -0.57
bili     24    0    3.1    2.2    2.3   1.6    3.6   0.8     9.5  1.586  1.97
chol     24    3  352.0  149.2  331.0 247.0  426.0 151.0   660.0  0.516 -0.44
albumin  24    0    3.6    0.5    3.7   3.3    3.9   2.3     4.3 -0.947  0.81
copper   24    2  158.7   78.6  165.0  96.8  215.2  13.0   290.0 -0.113 -0.99
alk.phos 24    2 2189.0 2243.2 1452.0 973.8 2387.0 516.0 10165.0  2.551  7.32
ast      24    2  128.4   47.4  124.8  88.5  170.5  46.5   221.9  0.313 -0.74
trig     24    3  129.8   59.0  122.0  91.0  155.0  49.0   242.0  0.587 -0.69
platelet 24    0  235.7   93.9  225.5 154.8  328.0  70.0   394.0  0.012 -1.17
protime  24    0   11.0    1.1   10.9  10.2   11.3   9.7    14.1  1.391  2.25
--------------------------------------------------------------------------------------- 
status: 0
sex: f
           n miss   mean      sd median    p25    p75   min     max   skew  kurt
time     215    0 2323.0  977.61 2195.0 1469.0 2917.5 691.0  4795.0  0.582 -0.53
age      215    0   49.0   10.28   49.0   40.9   56.6  26.3    75.0  0.034 -0.78
bili     215    0    1.5    1.83    0.9    0.6    1.4   0.3    13.6  3.915 18.58
chol     215   74  323.3  159.87  294.0  246.0  360.0 120.0  1480.0  4.679 29.79
albumin  215    0    3.6    0.35    3.6    3.4    3.8   2.5     4.6 -0.100  0.23
copper   215   59   62.2   48.66   51.5   33.0   75.2   4.0   412.0  3.148 17.31
alk.phos 215   58 1514.8 1481.83 1110.0  794.0 1637.0 289.0 11046.6  3.748 16.82
ast      215   58  106.9   53.06   93.0   72.8  128.7  26.4   457.2  2.496 11.92
trig     215   75  110.2   48.98  101.0   76.8  133.0  44.0   382.0  1.821  6.26
platelet 215    4  264.8   88.83  256.0  209.0  317.5  79.0   539.0  0.402  0.19
protime  215    1   10.4    0.92   10.3    9.9   10.7   9.0    18.0  4.532 32.79
--------------------------------------------------------------------------------------- 
status: 1
sex: f
          n miss   mean     sd median    p25    p75   min    max    skew   kurt
time     22    0 1600.5 750.70 1441.0 1033.2 2260.5 617.0 3092.0  0.6083 -0.732
age      22    0   41.6   5.67   41.1   37.3   47.0  33.0   52.0  0.1106 -1.025
bili     22    0    3.7   3.80    3.2    1.4    4.2   0.5   18.0  2.7703  9.541
chol     22    7  444.3 361.62  348.0  313.0  441.0 201.0 1712.0  3.4838 12.875
albumin  22    0    3.5   0.47    3.5    3.1    3.8   2.3    4.2 -0.3997  0.202
copper   22    6  106.9  69.34   98.0   58.5  126.2  32.0  308.0  1.6840  3.927
alk.phos 22    6 1650.4 864.55 1407.0 1131.8 1932.0 637.0 3681.0  1.2790  1.262
ast      22    6  133.8  37.69  124.0  114.3  153.5  54.2  205.0  0.0088  0.355
trig     22    7  127.7  72.11  118.0   81.0  142.0  33.0  322.0  1.6287  3.156
platelet 22    0  312.4 107.56  301.0  252.0  384.0  76.0  517.0 -0.1674  0.053
protime  22    0   10.3   0.53   10.1   10.0   10.6   9.6   11.4  0.6395 -0.557
--------------------------------------------------------------------------------------- 
status: 2
sex: f
           n miss   mean      sd median    p25    p75   min     max   skew  kurt
time     137    0 1340.5 1036.28 1037.0  549.0 2071.0  41.0  3853.0  0.783 -0.37
age      137    0   53.3    9.63   53.0   46.4   60.7  30.9    76.7  0.032 -0.46
bili     137    0    6.0    6.16    3.4    1.4    7.3   0.3    28.0  1.501  1.61
chol     137   44  430.1  294.85  344.0  260.0  468.0 127.0  1775.0  2.454  6.88
albumin  137    0    3.3    0.46    3.4    3.1    3.6   2.0     4.5 -0.271  0.35
copper   137   35  130.4  101.92  102.5   58.0  172.8  14.0   588.0  2.102  6.35
alk.phos 137   34 2680.9 2762.92 1787.0 1057.0 2562.0 559.0 13862.4  2.258  4.81
ast      137   34  144.8   60.27  136.7  102.9  177.5  28.4   338.0  0.809  0.93
trig     137   45  142.9   83.28  121.0   91.8  171.2  50.0   598.0  2.581 10.13
platelet 137    6  243.7  110.52  224.0  160.0  304.0  62.0   721.0  1.106  1.97
protime  137    1   11.2    1.04   11.1   10.6   11.8   9.0    15.2  0.695  0.84

p-values
             pNormal pNonNormal
time     0.000003677  1.128e-16
age      0.000006757  1.699e-08
bili     0.000006172  1.499e-24
chol     0.121179949  4.032e-02
albumin  0.000946150  1.164e-06
copper   0.000039626  3.932e-14
alk.phos 0.000038497  7.643e-05
ast      0.004094725  6.230e-07
trig     0.051954526  7.804e-03
platelet 0.037783354  2.246e-03
protime  0.000022205  1.221e-15
print(contTable4, nonnormal = nonNormalVars)
                         Stratified by status:sex
                          0:m                       1:m                      2:m                      
  n                       17                        3                        24                       
  time (mean (sd))        2462.18 (1217.33)         1147.67 (785.78)         1584.88 (1120.46)        
  age (mean (sd))           55.69 (10.65)             42.16 (11.97)            57.42 (10.34)          
  bili (median [IQR])        1.70 [0.90, 3.00]         2.40 [1.80, 2.95]        2.30 [1.58, 3.62]     
  chol (median [IQR])      252.00 [242.50, 403.00]   325.00 [300.00, 485.50]  331.00 [247.00, 426.00] 
  albumin (mean (sd))        3.47 (0.43)               3.75 (0.28)              3.55 (0.50)           
  copper (median [IQR])     84.00 [57.00, 168.00]    102.00 [101.00, 273.00]  165.00 [96.75, 215.25]  
  alk.phos (median [IQR]) 1098.00 [913.00, 2311.00]  855.00 [810.50, 998.50] 1452.00 [973.75, 2387.00]
  ast (mean (sd))          112.28 (50.94)            110.73 (30.99)           128.38 (47.39)          
  trig (median [IQR])      128.00 [112.50, 153.50]   194.00 [142.50, 202.00]  122.00 [91.00, 155.00]  
  platelet (mean (sd))     213.44 (72.17)            289.00 (65.18)           235.71 (93.92)          
  protime (median [IQR])    10.90 [10.60, 11.20]      10.60 [10.45, 10.95]     10.95 [10.17, 11.33]   
                         Stratified by status:sex
                          0:f                       1:f                        2:f                        p     
  n                       215                       22                         137                              
  time (mean (sd))        2322.95 (977.61)          1600.55 (750.70)           1340.50 (1036.28)          <0.001
  age (mean (sd))           49.02 (10.28)             41.63 (5.67)               53.31 (9.63)             <0.001
  bili (median [IQR])        0.90 [0.60, 1.45]         3.15 [1.38, 4.18]          3.40 [1.40, 7.30]       <0.001
  chol (median [IQR])      294.00 [246.00, 360.00]   348.00 [313.00, 441.00]    344.00 [260.00, 468.00]    0.040
  albumin (mean (sd))        3.60 (0.35)               3.45 (0.47)                3.33 (0.46)              0.001
  copper (median [IQR])     51.50 [33.00, 75.25]      98.00 [58.50, 126.25]     102.50 [58.00, 172.75]    <0.001
  alk.phos (median [IQR]) 1110.00 [794.00, 1637.00] 1407.00 [1131.75, 1932.00] 1787.00 [1057.00, 2562.00] <0.001
  ast (mean (sd))          106.94 (53.06)            133.75 (37.69)             144.82 (60.27)             0.004
  trig (median [IQR])      101.00 [76.75, 133.00]    118.00 [81.00, 142.00]     121.00 [91.75, 171.25]     0.008
  platelet (mean (sd))     264.78 (88.83)            312.41 (107.56)            243.73 (110.52)            0.038
  protime (median [IQR])    10.30 [9.90, 10.70]       10.10 [10.00, 10.65]       11.05 [10.60, 11.80]     <0.001
## Three variables
contTable5 <- CreateContTable(vars = vars, strata = strataThreeVars, data = dataFrame)
summary(contTable5)
sex: m
ascites: 0
hepato: 0
          n miss   mean      sd median    p25    p75   min     max  skew  kurt
time     15    0 2412.3 1422.19 2386.0 1186.0 3607.5 140.0  4459.0  0.12 -1.29
age      15    0   51.1   12.11   49.1   44.2   60.8  33.5    70.1  0.19 -1.02
bili     15    0    2.2    1.31    1.9    1.6    2.5   0.6     6.0  1.71  4.35
chol     15    0  360.3  164.98  317.0  250.5  438.0 168.0   660.0  0.87 -0.46
albumin  15    0    3.7    0.44    3.8    3.5    4.0   2.6     4.3 -1.27  2.40
copper   15    0  166.3  107.94  158.0   98.0  213.5  13.0   444.0  1.02  2.05
alk.phos 15    0 2839.4 3424.63 1056.0  740.0 3470.7 516.0 10396.8  1.61  1.36
ast      15    0  125.0   43.62  127.0  102.3  141.1  56.8   206.4  0.26 -0.32
trig     15    0  132.2   55.55  118.0   85.5  183.0  55.0   219.0  0.19 -1.42
platelet 15    1  246.6   88.70  213.5  180.8  329.2 108.0   394.0  0.25 -1.17
protime  15    0   11.1    1.19   10.6   10.2   11.3   9.7    14.1  1.47  1.96
--------------------------------------------------------------------------------------- 
sex: f
ascites: 0
hepato: 0
           n miss   mean      sd median    p25    p75   min     max  skew  kurt
time     132    0 2375.2 1020.62 2361.0 1475.0 3089.0 198.0  4556.0 0.168 -0.73
age      132    0   48.4   10.22   48.0   40.7   56.1  28.9    75.0 0.271 -0.55
bili     132    0    1.6    2.40    0.9    0.6    1.4   0.3    22.5 5.827 45.14
chol     132   15  337.0  158.86  296.0  242.0  390.0 120.0  1276.0 2.853 12.23
albumin  132    0    3.7    0.34    3.7    3.4    3.9   2.8     4.6 0.075  0.20
copper   132    1   65.6   56.66   52.0   32.0   78.5   4.0   464.0 3.395 18.96
alk.phos 132    0 1634.5 1732.65 1177.5  793.2 1689.8 369.0 12258.8 3.998 18.79
ast      132    0  111.4   52.10   99.1   73.4  136.2  28.4   328.6 1.278  2.10
trig     132   15  110.7   52.29  100.0   74.0  135.0  44.0   382.0 1.875  5.96
platelet 132    0  287.4   87.74  278.0  226.5  336.5  71.0   514.0 0.267 -0.17
protime  132    0   10.4    0.89   10.3    9.9   10.7   9.0    17.1 3.791 24.98
--------------------------------------------------------------------------------------- 
sex: m
ascites: 1
hepato: 0
NULL
--------------------------------------------------------------------------------------- 
sex: f
ascites: 1
hepato: 0
         n miss   mean      sd median   p25    p75   min    max  skew  kurt
time     5    0 1130.2 1382.64  388.0  51.0 2081.0  41.0 3090.0  0.86 -1.63
age      5    0   64.6   10.52   65.9  60.7   70.6  49.0   76.7 -0.66  0.39
bili     5    0    7.1    7.65    2.5   1.4   12.6   1.3   17.9  0.86 -1.80
chol     5    0  253.0   86.81  206.0 200.0  302.0 175.0  382.0  0.98 -0.68
albumin  5    0    2.9    0.54    2.8   2.7    3.1   2.1    3.5 -0.20  0.49
copper   5    0  112.4   72.72  108.0  58.0  140.0  36.0  220.0  0.71 -0.07
alk.phos 5    0 1257.6  416.42 1516.0 918.0 1523.0 705.0 1626.0 -0.70 -2.41
ast      5    0  170.8  118.75  147.2  86.8  238.7  43.4  338.0  0.57 -0.98
trig     5    1  138.5   67.34  127.5 101.5  164.5  70.0  229.0  0.88  1.02
platelet 5    0  192.8  116.54  145.0 126.0  302.0  62.0  329.0  0.31 -2.55
protime  5    0   12.0    1.16   12.2  11.5   12.9  10.3   13.2 -0.76 -0.29
--------------------------------------------------------------------------------------- 
sex: m
ascites: 0
hepato: 1
          n miss   mean      sd median    p25    p75   min    max  skew   kurt
time     18    0 1702.8 1198.55 1299.5  821.8 2088.5 533.0 4191.0  1.14  0.053
age      18    0   58.6    9.18   58.3   51.3   66.6  44.5   74.5  0.22 -1.195
bili     18    0    3.4    2.61    2.3    1.2    5.2   0.6    8.6  0.78 -0.760
chol     18    0  382.6  194.31  361.0  251.2  426.8 178.0 1000.0  1.98  5.357
albumin  18    0    3.6    0.34    3.7    3.4    3.9   3.0    4.0 -0.61 -0.901
copper   18    0  142.4   82.94  114.5   81.8  197.0  25.0  290.0  0.48 -1.049
alk.phos 18    0 1822.9 1260.72 1222.5 1028.8 2387.0 681.0 5719.0  1.92  4.468
ast      18    0  124.5   49.03  118.6   84.3  168.9  57.4  221.9  0.48 -0.872
trig     18    0  138.0   49.34  127.0   95.0  153.8  83.0  242.0  1.00  0.086
platelet 18    0  240.9   86.30  250.0  189.5  298.8  70.0  360.0 -0.47 -0.738
protime  18    0   10.8    0.63   10.9   10.4   11.3   9.8   12.0 -0.25 -0.676
--------------------------------------------------------------------------------------- 
sex: f
ascites: 0
hepato: 1
           n miss   mean      sd median    p25    p75   min     max  skew  kurt
time     123    0 1838.3 1007.36 1741.0 1083.5 2391.0  71.0  4523.0  0.71  0.24
age      123    0   48.7    9.71   49.3   41.4   55.6  26.3    69.3 -0.06 -0.69
bili     123    0    4.0    4.84    2.1    1.0    5.0   0.4    28.0  2.64  8.22
chol     123   10  411.1  298.67  322.0  260.0  408.0 149.0  1775.0  3.09  9.84
albumin  123    0    3.4    0.39    3.5    3.2    3.6   2.0     4.2 -0.62  1.57
copper   123    0  104.1   85.01   76.0   50.0  125.5  11.0   588.0  2.47  9.18
alk.phos 123    0 2259.9 2445.16 1428.0  958.0 2280.0 289.0 13862.4  2.68  7.38
ast      123    0  130.5   60.16  120.9   90.5  158.9  26.4   457.2  1.76  6.54
trig     123   11  127.5   60.14  108.5   89.5  149.8  33.0   322.0  1.40  2.04
platelet 123    3  253.1   97.99  239.0  184.5  306.0  79.0   563.0  0.71  0.72
protime  123    0   10.8    0.96   10.6   10.0   11.5   9.2    13.3  0.65 -0.34
--------------------------------------------------------------------------------------- 
sex: m
ascites: 1
hepato: 1
         n miss   mean     sd median   p25    p75   min    max   skew kurt
time     3    0 1057.7 799.01 1217.0 704.0 1491.0 191.0 1765.0 -0.862  NaN
age      3    0   67.5  11.11   67.9  62.1   73.2  56.2   78.4 -0.155  NaN
bili     3    0    3.1   3.50    1.3   1.1    4.2   0.8    7.1  1.692  NaN
chol     3    1  197.0  65.05  197.0 174.0  220.0 151.0  243.0    NaN  NaN
albumin  3    0    2.8   0.45    3.0   2.6    3.1   2.3    3.1 -1.708  NaN
copper   3    0  165.3 186.51   73.0  58.0  226.5  43.0  380.0  1.682  NaN
alk.phos 3    0  941.0 195.41  983.0 855.5 1047.5 728.0 1112.0 -0.922  NaN
ast      3    0   91.9  58.65   71.0  58.8  114.5  46.5  158.1  1.398  NaN
trig     3    1  101.5  74.25  101.5  75.2  127.8  49.0  154.0    NaN  NaN
platelet 3    0  155.3  58.00  156.0 126.5  184.5  97.0  213.0 -0.052  NaN
protime  3    0   11.8   1.22   11.2  11.1   12.2  11.0   13.2  1.680  NaN
--------------------------------------------------------------------------------------- 
sex: f
ascites: 1
hepato: 1
          n miss mean      sd median    p25    p75   min    max  skew  kurt
time     16    0  668  805.64    341  206.8  915.8  77.0 3222.0 2.390  6.58
age      16    0   55    8.91     55   48.3   61.4  39.2   70.9 0.048 -0.53
bili     16    0   11    7.80     11    4.0   17.2   1.2   24.5 0.178 -1.43
chol     16    2  364  247.72    278  222.0  382.2 175.0 1092.0 2.299  5.70
albumin  16    0    3    0.45      3    2.6    3.3   2.3    3.9 0.261 -0.61
copper   16    1  184  125.71    182  130.5  215.0  16.0  558.0 1.797  5.47
alk.phos 16    0 2522 2043.39   1776 1070.2 3708.1 559.0 6931.2 1.158  0.10
ast      16    0  140   43.22    136  105.5  176.5  73.5  227.0 0.288 -0.65
trig     16    2  194  145.19    162  118.0  188.0  68.0  598.0 2.184  4.55
platelet 16    0  197   94.71    178  138.5  224.0  80.0  401.0 1.194  0.97
protime  16    0   12    1.09     12   11.1   12.0  10.6   15.2 2.201  6.15

p-values
            pNormal pNonNormal
time     0.00006540  3.079e-09
age      0.00145249  2.860e-05
bili     0.00060008  1.059e-13
chol     0.05172844  7.850e-02
albumin  0.00009358  8.993e-11
copper   0.00077392  4.233e-10
alk.phos 0.00016771  7.650e-02
ast      0.16573878  2.190e-02
trig     0.24335727  8.213e-03
platelet 0.00552413  1.645e-04
protime  0.00187054  2.096e-08
print(contTable5, nonnormal = nonNormalVars)
                         Stratified by sex:ascites:hepato
                          m:0:0                     f:0:0                     m:1:0 f:1:0                    
  n                       15                        132                       0     5                        
  time (mean (sd))        2412.33 (1422.19)         2375.19 (1020.62)         -     1130.20 (1382.64)        
  age (mean (sd))           51.07 (12.11)             48.41 (10.22)           -       64.57 (10.52)          
  bili (median [IQR])        1.90 [1.55, 2.45]         0.90 [0.60, 1.42]      -        2.50 [1.40, 12.60]    
  chol (median [IQR])      317.00 [250.50, 438.00]   296.00 [242.00, 390.00]  -      206.00 [200.00, 302.00] 
  albumin (mean (sd))        3.72 (0.44)               3.67 (0.34)            -        2.85 (0.54)           
  copper (median [IQR])    158.00 [98.00, 213.50]     52.00 [32.00, 78.50]    -      108.00 [58.00, 140.00]  
  alk.phos (median [IQR]) 1056.00 [740.00, 3470.70] 1177.50 [793.25, 1689.75] -     1516.00 [918.00, 1523.00]
  ast (mean (sd))          125.02 (43.62)            111.35 (52.10)           -      170.83 (118.75)         
  trig (median [IQR])      118.00 [85.50, 183.00]    100.00 [74.00, 135.00]   -      127.50 [101.50, 164.50] 
  platelet (mean (sd))     246.57 (88.70)            287.36 (87.74)           -      192.80 (116.54)         
  protime (median [IQR])    10.60 [10.25, 11.35]      10.30 [9.90, 10.70]     -       12.20 [11.50, 12.90]   
                         Stratified by sex:ascites:hepato
                          m:0:1                      f:0:1                     m:1:1                    
  n                       18                         123                       3                        
  time (mean (sd))        1702.78 (1198.55)          1838.28 (1007.36)         1057.67 (799.01)         
  age (mean (sd))           58.60 (9.18)               48.71 (9.71)              67.52 (11.11)          
  bili (median [IQR])        2.30 [1.25, 5.20]          2.10 [1.00, 5.00]         1.30 [1.05, 4.20]     
  chol (median [IQR])      361.00 [251.25, 426.75]    322.00 [260.00, 408.00]   197.00 [174.00, 220.00] 
  albumin (mean (sd))        3.59 (0.34)                3.43 (0.39)               2.79 (0.45)           
  copper (median [IQR])    114.50 [81.75, 197.00]      76.00 [50.00, 125.50]     73.00 [58.00, 226.50]  
  alk.phos (median [IQR]) 1222.50 [1028.75, 2387.00] 1428.00 [958.00, 2280.00]  983.00 [855.50, 1047.50]
  ast (mean (sd))          124.49 (49.03)             130.47 (60.16)             91.87 (58.65)          
  trig (median [IQR])      127.00 [95.00, 153.75]     108.50 [89.50, 149.75]    101.50 [75.25, 127.75]  
  platelet (mean (sd))     240.94 (86.30)             253.06 (97.99)            155.33 (58.00)          
  protime (median [IQR])    10.90 [10.35, 11.28]       10.60 [10.00, 11.50]      11.20 [11.10, 12.20]   
                         Stratified by sex:ascites:hepato
                          f:1:1                      p     
  n                       16                               
  time (mean (sd))         668.25 (805.64)           <0.001
  age (mean (sd))           54.92 (8.91)              0.001
  bili (median [IQR])       10.60 [4.00, 17.25]      <0.001
  chol (median [IQR])      278.50 [222.00, 382.25]    0.079
  albumin (mean (sd))        3.02 (0.45)             <0.001
  copper (median [IQR])    182.00 [130.50, 215.00]   <0.001
  alk.phos (median [IQR]) 1775.50 [1070.25, 3708.05]  0.077
  ast (mean (sd))          140.36 (43.22)             0.166
  trig (median [IQR])      161.50 [118.00, 188.00]    0.008
  platelet (mean (sd))     197.38 (94.71)             0.006
  protime (median [IQR])    11.60 [11.07, 12.03]     <0.001