Value | Category | Cases | |
---|---|---|---|
1 | I have never smoked | 2352 |
80.9%
|
2 | I did not smoke during the past 12 months | 168 |
5.8%
|
3 | Yes | 237 |
8.2%
|
4 | No | 150 |
5.2%
|
Sysmiss | 15 |