Table 4.
Adjusted odds ratios in the ordinal logistic regression models for frequency of substance use by number of behaviours
| AOR (95% CI) | p -value | |
|---|---|---|
| Marijuanai | ||
| 1 (only marijuana) | 1 | |
| 2 | 1.66 (.82-3.39) | 0.160 |
| 3 | 3.19 (1.66-6.13) | 0.001 |
| Tobaccoii | ||
| 1 (only tobacco) | 1 | |
| 2 | 2.18 (1.32-3.60) | 0.003 |
| 3 | 5.53 (3.15-9.74) | <0.001 |
| Binge drinkingiii | ||
| 1 (only binge drinking) | 1 | |
| 2 | 3.58 (2.18-5.87) | <0.001 |
| 3 | 7.01 (4.42-11.10) | <0.001 |
iF(2,142) = 7.13, p < .01.
iiF(2,142) = 18.17, p < .001.
iiiF(2,142) = 35.16, p < .001.