list(N = 38, M = 2,
   t = structure(
   .Data = c( 8, 16,
   23, NA,
   22, 28,
   447, 318,
30, 12,
24, 245,
7, 9,
511, 30,
53, 196,
15, 154,
7, 333,
141, NA,
96, 38,
NA, NA,
536, NA,
17, NA,
185, 177,
292, 114,
NA, NA,
15, NA,
152, 562,
402, NA,
13, 66,
39, NA,
12, 40,
NA, 201,
132, 156,
34, 30,
2, 25,
130, 26,
27, 58,
NA, 43,
152, 30,
190, NA,
119, 8,
NA, NA,
NA, 78,
63, NA), .Dim = c(38, 2)),
t.cen = structure(
   .Data = c( 0, 0,
0, 13,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 8,
0, 0,
149, 70,
0, 25,
0, 4,
0, 0,
0, 0,
22, 159,
0, 108,
0, 0,
0, 24,
0, 0,
0, 46,
0, 0,
113, 0,
0, 0,
0, 0,
0, 0,
0, 0,
0, 0,
5, 0,
0, 0,
0, 5,
0, 0,
54, 16,
6, 0,
0, 8), .Dim = c(38, 2)),
age = structure(
   .Data = c(28, 28,
48, 48,
32, 32,
31, 32,
10, 10,
16, 17,
51, 51,
55, 56,
69, 69,
51, 52,
44, 44,
34, 34,
35, 35,
42, 42,
17, 17,
60, 60,
60, 60,
43, 44,
53, 53,
44, 44,
46, 47,
30, 30,
62, 63,
42, 43,
43, 43,
57, 58,
10, 10,
52, 52,
53, 53,
54, 54,
56, 56,
50, 51,
57, 57,
44, 45,
22, 22,
42, 42,
52, 52,
60, 60), .Dim = c(38, 2)),
      beta.dis = c(0, NA, NA, NA),
sex = c(0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 
   0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0),    
disease = c(1, 2, 1, 1, 1, 1, 2, 2, 3, 2, 3, 1, 3, 3, 1, 3, 1, 1,2, 1, 4, 1, 3, 3,
            3, 3, 2, 3, 2, 2, 3, 3, 4, 2, 1, 1, 4, 4))