Table 3.
Variables | Unadjusted odds ratio (95% CI) | P value | Adjusted odds ratio (95% CI) | P value |
---|---|---|---|---|
Class/grade | ||||
7th | 1.74 (0.94, 3.22) | 0.075 | 1.3 (0.63, 2.66) | 0.472 |
8th | 0.43 (0.18, 1.10) | 0.045 | 0.43 (0.16, 1.16) | 0.096 |
9th∗ | ||||
| ||||
Family income | ||||
Low | 1.78 (0.53, 6.01) | 0.349 | 0.4 (0.07, 2.23) | 0.297 |
Middle | 0.41 (0.22, 0.77) | 0.005 | 0.41 (0.2, 0.85) | 0.017 |
High∗ | ||||
| ||||
Paternal education | ||||
No school education | 1.18 (0.65, 2.17) | 0.586 | 0.87 (0.4, 1.9) | 0.734 |
School education | 0.74 (0.36, 1.51) | 0.409 | 0.8 (0.33, 1.95) | 0.624 |
College/university education∗ | ||||
| ||||
Academic score | ||||
Poor∗ | 0.62 (0.09, 4.17) | 0.620 | ||
Average | 0.76 (0.33, 1.73) | 0.045 | 0.81 (0.14, 4.51) | 0.808 |
Good | 1.28 (0.60, 2.74) | 0.526 |
∗Reference category.