| Characteristic | Sample size | Weighted %*(99% CI) |
|---|---|---|
| Canada (total) | 24 650 | |
| Sex | ||
| Female | 12 514 | 48.6 (48.6-48.6) |
| Male | 12 136 | 51.4 (51.4-51.5) |
| Grade | ||
| 9 | 7200 | 25.2 (25.2-25.2) |
| 10 | 6986 | 25.3 (25.2-5.3) |
| 11 | 6193 | 25.5 (25.5-25.5) |
| 12 | 4271 | 24.0 (24.0-24.1) |
| Ethnicity | ||
| White | 16 970 | 60.9 (52.3-69.4) |
| Black | 859 | 4.7 (3.0-6.3) |
| Asian | 3597 | 22.7 (14.6-30.9) |
| Latin American | 434 | 2.3 (1.2-3.3) |
| Aboriginal | 1684 | 4.7 (3.0-6.3) |
| Other | 955 | 4.8 (3.5-6.0) |
| Missing values | 151 | |
| Province | ||
| British Columbia | 3862 | 12.9 (12.6-13.3) |
| Alberta | 3957 | 10.8 (10.5-11.1) |
| Saskatchewan | 1895 | 3.2 (3.1-3.3) |
| Manitoba | 1863 | 4.0 (3.9-4.1) |
| Ontario | 3657 | 46.3 (45.1-47.6) |
| Quebec | 2608 | 15.9 (15.5-16.3) |
| Nova Scotia | 2778 | 2.7 (2.6-2.7) |
| Prince Edward Island | 1446 | 0.5 (0.5-0.5) |
| Newfoundland and Labrador | 2458 | 1.4 (1.3-1.4) |
| School socioeconomic status | ||
| Low median | 12 066 | 44.9 (28.6-61.1) |
| High median | 12 584 | 55.1 (38.9-71.4) |
| Urban | ||
| Yes | 15 801 | 79.5 (68.1-90.9) |
| No | 8849 | 20.5 (9.1-31.9)* |
| Ever binge drink | ||
| Does not drink | 8316 | 38.8 (34.4-43.2) |
| Drinks but no binging | 4052 | 18.1 (16.2-20.1) |
| Binge drinks | 10 955 | 43.1 (39.6-46.5) |
| Missing values | 1327 |
Note: CI = confidence interval.
*Presented as a proportion of complete data (i.e., does not include missing values).