rownames,trt,time,death
1,1,20,1
2,1,21,1
3,1,23,1
4,1,24,1
5,1,24,1
6,1,26,1
7,1,26,1
8,1,27,1
9,1,28,1
10,1,30,1
11,2,26,1
12,2,28,1
13,2,29,1
14,2,29,1
15,2,30,1
16,2,30,1
17,2,31,1
18,2,31,1
19,2,32,1
20,2,35,0
21,3,31,1
22,3,32,1
23,3,34,1
24,3,35,1
25,3,36,1
26,3,38,1
27,3,38,1
28,3,39,1
29,3,42,0
30,3,42,0