Table 4.
Odds ratio (OR) (95% confidence interval (CI) for weekly drinking among boys and girls by adult drinking pattern and alcohol control policies, mutually adjusted (only significant associations are shown)(n = 27 countries).
| Variable | Weekly drinking
|
|||
|---|---|---|---|---|
| Girls (n = 53 148)
|
Boys (n = 51 528)
|
|||
| OR (CI) | P | OR (CI) | P | |
| 13-year-olds | 1.00 (ref.) | <0.001 | 1.00 (ref.) | <0.001 |
| 15-year-olds | 3.46 (3.20–3.74) | 3.50 (3.27–3.74) | ||
| Policies | ||||
| Availability | ||||
| Strong | 1.00 (ref.) | 0.02 | 1.00 (ref.) | <0.002 |
| Medium | 1.41 (1.07–1.86) | 1.68 (1.32–2.13) | ||
| Weak | 2.00 (1.15–3.46) | 2.82 (1.74–4.54) | ||
| Advertising | ||||
| Strong | 1.00 (ref.) | 0.02 | 1.00 (ref.) | 0.04 |
| Medium | 1.34 (1.05–1.71) | 1.25 (1.01–1.55) | ||
| Weak | 1.79 (1.10–2.94) | 1.56 (1.02–2.40) | ||
| Random | ||||
| MORa/ICCa | 1.79/10.2 | 1.86/11.5 | ||
| MORb/ICCb | 1.56/6.3 | 1.49/5.0 | ||
| Goodness-of-fit | ||||
| Dispersion parameter | 0.99 | 0.99 | ||
| Number of iterations | 5 | 4 | ||
a
Age-adjusted.
b
Fully adjusted.
MOR = median odds ratio; ICC = intraclass correlation.