Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 4230 |
65.7%
|
2 | I did not smoke during the past 12 months | 1042 |
16.2%
|
3 | Yes | 627 |
9.7%
|
4 | No | 544 |
8.4%
|
Sysmiss | 56 |