id cens time age bmi onset_age smoking
1  1   3.6  63  25.1  46  1 
2  1  15.4  71  26.0  59  0   
3  1  11.3  51  32.0  49  1   
4  1  10.3  59  28.1  57  1   
5  1   5.8  50  26.1  49  1   
6  0   8.0  66  45.3  49  0   
7  1  14.6  42  30.0  41  1   
8  1  11.4  40  35.7  36  1   
9  1   7.2  67  28.1  61  0   
10 1   5.5  86  32.9  61  0   
11 1  11.1  52  37.6  46  1   
12 1  16.5  42  43.4  37  0   
13 1  10.9  60  25.4  60  0   
14 1   2.5  75  49.7  57  1   
15 0  10.8  81  35.2  81  0   
16 1   4.7  60  37.3  39  0   
17 0   5.5  60  26.0  42  0   
18 1   4.5  63  21.8  60  1   
19 1   9.0  62  18.2  43  0   
20 1   6.8  57  34.1  41  1   
21 0   3.6  71  25.6  54  1   
22 1  12.1  58  35.1  45  0   
23 1   8.1  42  32.5  28  1   
24 1  11.1  45  44.1  40  0   
25 0   7.0  66  29.7  59  1   
26 1   1.5  61  29.2  54  0   
27 1  11.7  48  25.2  30  1   
28 1   0.3  82  25.3  50  0