Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 4531 |
85.7%
|
2 | I did not smoke during the past 12 months | 485 |
9.2%
|
3 | Yes | 188 |
3.6%
|
4 | No | 82 |
1.6%
|
Sysmiss | 12 |