| Male (n = 245) | Female (n = 238) | Total (n = 483) | P value | |||
---|---|---|---|---|---|---|---|
N | % | N | % | N | % | ||
Age | Â | Â | Â | Â | Â | Â | < 0.001 |
 14–15 | 73 | 29.8 | 109 | 45.8 | 182 | 37.7 |  |
 16–19 | 172 | 70.2 | 129 | 54.2 | 301 | 62.3 |  |
Mean (Sd) | 16.8 (1.64) | 15.9 (1.55) | 16.4 (1.65) | Â | |||
Ethnicity | Â | Â | Â | Â | Â | Â | < 0.001* |
 Lao | 52 | 21.2 | 4 | 1.7 | 56 | 11.6 |  |
 Khamu | 1 | 0.4 | 0 | 0.0 | 1 | 0.2 |  |
 Hmong & Yao | 17 | 6.9 | 1 | 0.4 | 18 | 3.7 |  |
 Akha | 175 | 71.4 | 233 | 97.9 | 408 | 84.5 |  |
Level of schooling complete | Â | Â | Â | Â | Â | Â | < 0.001* |
 Never go to school | 17 | 6.9 | 90 | 37.8 | 107 | 22.2 |  |
 Primary School | 119 | 48.6 | 114 | 47.9 | 233 | 48.2 |  |
 Secondary school | 81 | 33.1 | 28 | 11.8 | 109 | 22.6 |  |
 Upper secondary school | 27 | 11.0 | 4 | 1.7 | 31 | 6.4 |  |
 Technical | 0 | 0.0 | 1 | 0.4 | 1 | 0.2 |  |
 University | 1 | 0.4 | 0 | 0 | 1 | 0.2 |  |
Current going to school | Â | Â | Â | Â | Â | Â | < 0.001 |
 No | 118 | 48.2 | 175 | 73.5 | 293 | 60.7 |  |
 Yes | 127 | 51.8 | 63 | 26.5 | 190 | 39.3 |  |
Living arrangement | Â | Â | Â | Â | Â | Â | 0.124* |
 Family | 235 | 95.9 | 235 | 95.9 | 470 | 97.3 |  |
 Dormitory | 8 | 3.3 | 3 | 1.3 | 11 | 2.3 |  |
 Other | 2 | 0.8 | 0 | 0.0 | 2 | 0.4 |  |