| Variable | Treatment (n = 24) | Control (n = 24) | ||
| f | % | f | % | |
| Do not complete primary |
|
| 3 | 12.5 |
| Graduated from primary school | 13 | 54.2 | 6 | 25 |
| Graduated from yunior high school | 6 | 25 | 8 | 33.3 |
| Graduated from senior high school | 3 | 12.5 | 5 | 20.8 |
| Bachelor degree | 2 | 8.3 | 2 | 8.3 |
| Total | 24 | 100 | 24 | 100 |