Table 2:
Survey logistic regression analysis of the relationship between substance abuse and risk variables in a sample of Iranian adolescents (2010)
| Variables | OR | 95 % CI | P-value |
|---|---|---|---|
| Gender (boy/girl) | 2.13 | 1.07–4.26 | 0.032 |
| Age (higher age) | 1.43 | 1.02–2.0 | 0.039 |
| Education major | |||
| Mathematics and physics | 1 | - | - |
| Empirical science | 5.97 | 1.28–27.76 | 0.023 |
| Humanities | 7.40 | 1.52–36.03 | 0.013 |
| Technical and Vocational & work and knowledge | 8.36 | 1.94–36.11 | 0.004 |
| Living with parents (no) | 2.34 | 1.10–4.96 | 0.027 |
| Having general risk taking behaviors | 2.26 | 1.09–4.70 | 0.029 |
| Smoking stage (higher stage) | 2.39 | 1.52–3.77 | <0.001 |
| Self-esteem (higher score) | 1.09 | 1.03–1.15 | 0.002 |
| Attitude toward smoking (positive) | 1.08 | 1.02–1.15 | 0.008 |
| Previous year average grades (higher score) | 1.11 | 0.95–1.30 | 0.181 |