chd total male age cholest
13 340 1 0 0
13 123 1 1 0
6 542 0 0 0
9 58 0 1 0
18 408 1 0 1
33 176 1 1 1
5 552 0 0 1
12 135 0 1 1
40 421 1 0 2
35 174 1 1 2
10 412 0 0 2
21 218 0 1 2
57 362 1 0 3
49 183 1 1 3
18 357 0 0 3
48 395 0 1 3