| Value | Category | Cases | |
|---|---|---|---|
| 1 | I did not chew betel nut without tobacco during the past 30 days | 2068 |
92.8%
|
| 2 | Less than once a week | 94 |
4.2%
|
| 3 | At least once a week but not every day | 49 |
2.2%
|
| 4 | Every day | 18 |
0.8%
|
| Sysmiss | 28 |