Table 2.
Means and percentages of the background and predictor variables by outcomes
| Adolescent past-year marijuana use | Adolescent Marijuana dependence | |||
|---|---|---|---|---|
| No | Yes | Non-dependent users | Dependent users | |
| Age (M, SD) | 15.6 (2.3) | 17.2 (1, 5) | 17.2 (1.4) | 17.2 (1.5) |
| Gender | ||||
| Male (%, n) | 50.0 (2055) | 64.9 (198) | 64.1 (148) | 67.6 (50) |
| Occupational status | ||||
| Studying (%, n) | 85.2 (3479) | 63.6 (194) | 66.7 (154) | 54.1 (40) |
| Working (%, n) | 7.0 (286) | 16.7 (51) | 17.3 (40) | 14.9 (11) |
| At home (%, n) | 7.8 (319) | 19.7 (60) | 16.0 (37) | 31.1 (23) |
| Socioeconomic status | ||||
| Low (%, n) | 29.1 (1186) | 34.9 (106) | 30.4 (70) | 48.6 (36) |
| Middle (%, n) | 42.0 (1715) | 39.1 (119) | 40.9 (94) | 33.8 (25) |
| High (%, n) | 28.9 (1181) | 26.0 (79) | 28.7 (66) | 17.6 (13) |
| Adolescent year alcohol use | ||||
| Yes (%, n) | 35.4 (1454) | 94.1 (287) | 93.1 (215) | 97.3 (72) |
| Neighborhood risk (M, SD) | 13.5 (5.4) | 15.1 (5, 6) | 14.8 (5.7) | 16.1 (5.4) |
| Survey year | ||||
| 2008 (%, n) | 47.0 (1931) | 61.6 (188) | 56.7 (131) | 77.0 (57) |
| Peer marijuana use | ||||
| Yes (%, n) | 23.6 (954) | 82.9 (252) | 81.7 (188) | 86.5 (64) |
| Family marijuana use | ||||
| Yes (%, n) | 3.1 (128) | 23.3 (70) | 18.5 (42) | 38.4 (28) |
n number, % percentage, M mean, SD standard deviation