Table 3. Association between mental disorder status and personal characteristics
| Characteristics | Having mental disorders (%) | p value | PR (95% CI) |
| Yes | No |
| Gender | Male | 19.1 | 80.9 | 0.013 | 0.74 (0.62 – 0.89) |
| Female | 25.7 | 74.3 | | 1 |
| Age | 12 | 15.2 | 84.8 | | 1 |
| 13 | 21.4 | 78.6 | 0.206 | 1.41 (0.72 – 2.76) |
| 14 | 29.0 | 71.0 | 0.052 | 1.91 (0.99 – 3.67) |
| 15 | 25.4 | 74.6 | 0.090 | 1.67 (0.86 – 3.22) |
| Academic performance | Very good | 20.1 | 79.9 | | 1 |
| Good | 22.5 | 77.5 | 0.668 | 1.12 (0.52 – 2.41) |
| Average - Below average | 32.2 | 67.8 | 0.103 | 1.60 (0.84 – 3.06) |
| Conduct | Very good | 21.2 | 78.8 | | 1 |
| Good | 36.1 | 63.9 | 0.012 | 1.70 (1.25 – 2.33) |
| Average | 33.8 | 66.2 | 0.181 | 1.60 (0.68 – 3.77) |