| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not chew betel nut with tobacco during the past 30 days | 2337 |
67.5%
|
| 2 | Less than once a week | 401 |
11.6%
|
| 3 | At least once a week but not every day | 374 |
10.8%
|
| 4 | Every day | 352 |
10.2%
|
| Sysmiss | 58 |