| Variables | Categories | N (%) / Means ± SD |
|---|---|---|
| Do you smoke cigarettes? | Yes | 4 (50.0) |
| No | 4 (50.0) | |
| In the past smoked, how long ago? | Last year, last year, six years | |
| And how long ago you quit smoke? | Never, tried but not successful, almost a year | |
| Do you drink alcohol? | Yes | 1 (12.5) |
| No | 7 (87.5) | |
| How often do you drink alcohol? | Every day | 0 (0.0) |
| Every week | 0 (0.0) | |
| Every month | 1 (12.5) | |
| Seldom | 0 (0.0) | |
| Never | 7 (87.5) | |