From: Axis I comorbidity in adolescent inpatients referred for treatment of substance use disorders
 | Consume* (%) | Age of first use (SD) | Days of use*# (SD) | Present disorder+ (%) | Lifetime disorder (%) | |||||
---|---|---|---|---|---|---|---|---|---|---|
 | present | lifetime |  |  | abuse | dependence | SUD | abuse | dependence | SUD |
Tobacco | 150 (99.3) | 151 (100) | 11.57 (2.21) | 29.67 (2.32) | - | - | - | - | - | - |
Alcohol | 98 (64.9) | 145 (96,0) | 12.97 (1.73) | 8.80 (7.74) | 29 (19.2) | 20 (13.2) | 49 (32.5) | 42 (27.8) | 29 (19.2) | 58 (38.4) |
Cannabis | 128 (84.8) | 150 (99.3) | 13.22 (1.46) | 18.57 (9.10) | 17 (11.3) | 101 (66.9) | 118 (78.1) | 39 (25.8) | 106 (70.2) | 128 (84.8) |
Ecstasy | 33 (21.9) | 88 (58.3) | 15.24 (1.46) | 5.87 (5.12) | 8 (5.3) | 19 (12.6) | 27 (17.9) | 15 (9.9) | 22 (14.6) | 34 (22.5) |
Amphetamine | 54 (35.8) | 102 (67.5) | 15.30 (1.44) | 10.50 (9.05) | 8 (5.3) | 19 (12.6) | 27 (17.9) | 15 (9.9) | 22 (14.6) | 34 (22.5) |
Hallucinogensa | 13 (8.6) | 66 (43.7) | 15.69 (1.31) | 2.83 (2.82) | 3 (2.0) | 4 (2.6) | 7 (4.6) | 6 (4.0) | 6 (4.0) | 12 (7.9) |
Cocaine | 13 (8.6) | 58 (38.4) | 16.09 (1.72) | 8.31 (7.42) | 1 (.7) | 7 (4.6) | 8 (5.3) | 2 (1.3) | 8 (5.3) | 10 (6.6) |
Opiates | 6 (4.0) | 23 (15.2) | 15.26 (1.84) | 26.17 (6.15) | 4 (2.6) | 7 (4.6) | 11 (7.3) | 6 (4.0) | 8 (5.3) | 11 (7.3) |
Inhalants | 7 (4.6) | 34 (22.5) | 14.76 (2.13) | 12.57 (10.33) | 0 (0) | 2 (1.3) | 2 (1.3) | 1 (.7) | 2 (1.3) | 3 (2.0) |
Polysubstance | - | - | - | - | 2 (1.3) | 11 (7.3) | 13 (8.6) | 3 (2.0) | 13 (8.6) | 16 (10.6) |