"patient" "time" "status" "treat" "age" "rdisease" "perf"
         1     156      1       1       66        2         2
         2    1040      0       1       38        2         2
         3      59      1       1       72        2         1
         4     421      0       2       53        2         1
         5     329      1       1       43        2         1
         6     769      0       2       59        2         2
         7     365      1       2       64        2         1
         8     770      0       2       57        2         1
         9    1227      0       2       59        1         2
        10     268      1       1       74        2         2
        11     475      1       2       59        2         2
        12    1129      0       2       53        1         1
        13     464      1       2       56        2         2
        14    1206      0       2       44        2         1
        15     638      1       1       56        1         2
        16     563      1       2       55        1         2
        17    1106      0       1       44        1         1
        18     431      1       1       50        2         1
        19     855      0       1       43        1         2
        20     803      0       1       39        1         1
        21     115      1       1       74        2         1
        22     744      0       2       50        1         1
        23     477      0       1       64        2         1
        24     448      0       1       56        1         2
        25     353      1       2       63        1         2
        26     377      0       2       58        1         1
