Table 3 Age at first alcoholic drink, AUDIT score at 17 years old and high-risk alcohol, tobacco, cannabis and other drug use at 20 years old examined using survey-weighted bivariable GEE logistic regression models in multiply imputed data (N鈥�=鈥�4554)
| 听 | High-risk alcohol | 听 | Tobacco | 听 | Cannabis | 听 | Other drugs | 听 |
|---|---|---|---|---|---|---|---|---|
| 听 | OR (95% CI) | p | OR (95% CI) | p | OR (95% CI) | p | OR (95% CI) | p |
Age at first alcoholic drink | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
鈮も赌�14 | Ref | 听 | Ref | 听 | Ref | 听 | Ref | 听 |
15 | 0.81 (0.61鈥�1.09) | 0.169 | 0.86 (0.65鈥�1.13) | 0.28 | 0.93 (0.73鈥�1.19) | 0.556 | 0.59 (0.45鈥�0.76) | &濒迟;鈥�0.001 |
16 | 0.44 (0.33鈥�0.60) | &濒迟;鈥�0.001 | 0.40 (0.32鈥�0.50) | &濒迟;鈥�0.001 | 0.56 (0.44鈥�0.71) | &濒迟;鈥�0.001 | 0.26 (0.20鈥�0.35) | &濒迟;鈥�0.001 |
17 | 0.32 (0.22鈥�0.46) | &濒迟;鈥�0.001 | 0.23 (0.17鈥�0.31) | &濒迟;鈥�0.001 | 0.25 (0.19鈥�0.34) | &濒迟;鈥�0.001 | 0.11 (0.08鈥�0.15) | &濒迟;鈥�0.001 |
鈮モ��18/no alcohol* | 0.07 (0.02鈥�0.22) | &濒迟;鈥�0.001 | 0.04 (0.02鈥�0.10) | &濒迟;鈥�0.001 | 0.10 (0.05鈥�0.21) | &濒迟;鈥�0.001 | 0.05 (0.02鈥�0.11) | &濒迟;鈥�0.001 |
AUDIT score at 17 years old** | 听 | 听 | 听 | 听 | 听 | 听 | 听 | 听 |
Low-risk | Ref | 听 | Ref | 听 | Ref | 听 | Ref | 听 |
Increasing risk | 4.06 (3.04鈥�5.43) | &濒迟;鈥�0.001 | 3.19 (2.63鈥�3.86) | &濒迟;鈥�0.001 | 2.44 (1.97鈥�3.02) | &濒迟;鈥�0.001 | 3.34 (2.70鈥�4.11) | &濒迟;鈥�0.001 |
High-risk | 13.81 (8.84鈥�21.56) | &濒迟;鈥�0.001 | 4.40 (2.86鈥�6.77) | &濒迟;鈥�0.001 | 3.47 (2.35鈥�5.12) | &濒迟;鈥�0.001 | 7.18 (4.73鈥�10.89) | &濒迟;鈥�0.001 |