Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 4062 |
86.8%
|
2 | I did not smoke during the past 12 months | 336 |
7.2%
|
3 | Yes | 163 |
3.5%
|
4 | No | 117 |
2.5%
|
Sysmiss | 20 |