Table 1.
Characteristics of the study sample (n = 34,745)
| % (N) | |
|---|---|
| Sex | |
| Male | 50.2 (17,436) |
| Age | |
| Mean age (M ± SD) | 17.0 (±1.38) |
| Smokers | |
| Never smoked | 40.4 (14,053) |
| Former smokers LT | 11.8 (4,110) |
| Former smokers LY | 10.6 (3,677) |
| Current smokers | 37.1 (12,906) |
| Alcohol drinkers | |
| Never drank alcohol | 15.5 (5,400) |
| Former drinkers LT | 8.1 (2,823) |
| Former drinkers LY | 17.9 (6,213) |
| Current drinkers | 58.5 (20,310) |
| Drunkenness | |
| Never been drunk | 56.4 (19,596) |
| Former drunken episode(s) LT | 10.1 (3,509) |
| Former drunken episode(s) LY | 17.8 (6,181) |
| Current drunken episode(s) | 15.7 (5,460) |
| Cannabis smokers | |
| Never smoked cannabis | 75.7 (26,310) |
| Former cannabis smokers LT | 2.9 (1,024) |
| Former cannabis smokers LY | 6.3 (2,190) |
| Current cannabis smokers | 15.0 (5,222) |
| Gamblers | |
| Never gambled | 51.8 (18,010) |
| SOGS-RA score of 0 | 35.2 (12,245) |
| SOGS-RA score of 1 | 5.8 (2,002) |
| SOGS-RA score of 2 | 2.7 (921) |
| SOGS-RA score of 3 | 1.5 (508) |
| SOGS-RA score of 4 | 1.0 (349) |
| SOGS-RA score of 5 | 0.6 (215) |
| SOGS-RA score of 6 | 0.4 (150) |
| SOGS-RA score of 7 | 0.3 (102) |
| SOGS-RA score of 8 | 0.2 (65) |
| SOGS-RA score of 9 | 0.1 (34) |
| SOGS-RA score of 10 | 0.1 (30) |
| SOGS-RA score of 11 | 0.2 (75) |
| SOGS-RA score of 12 | 0.1 (40) |
Note. M: mean; SD: standard deviation; LT: lifetime; LY: at least 1 in the last year; SOGS-RA: South Oaks Gambling Screen – Revised for Adolescents.