Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 4253 |
84.7%
|
2 | I did not smoke during the past 12 months | 476 |
9.5%
|
3 | Yes | 190 |
3.8%
|
4 | No | 103 |
2.1%
|
Sysmiss | 9 |