From: Patterns of service utilization among youth with substance use service need: a cohort study
 | Low needs (N = 2964) | Moderate needs (N = 1897) | High needs (N = 1320) | Total (N = 6181) |
---|---|---|---|---|
Past month | Â | Â | Â | Â |
Alcohol, n (%) | Â | Â | Â | Â |
 Never tried | 633 (21.4) | 27 (1.4) | 9 (0.7) | 669 (10.8) |
 Irregular | 1778 (60.0) | 1466 (77.3) | 823 (62.3) | 4067 (65.8) |
 Regular | 24 (0.8) | 145 (7.6) | 309 (23.4) | 478 (7.7) |
 Missing | 529 (17.8) | 259 (13.7) | 179 (13.6) | 967 (15.6) |
Cannabis, n (%) | Â | Â | Â | Â |
 Never tried | 1164 (39.3) | 111 (5.9) | 24 (1.8) | 1299 (21.0) |
 Irregular | 1033 (34.9) | 657 (34.6) | 276 (20.9) | 1966 (31.8) |
 Regular | 160 (5.4) | 840 (44.3) | 787 (59.6) | 1787 (28.9) |
 Missing | 607 (20.5) | 289 (15.2) | 233 (17.7) | 1129 (18.3) |
Tobacco, n (%) | Â | Â | Â | Â |
 Never tried | 1365 (46.1) | 305 (16.1) | 64 (4.8) | 1734 (28.1) |
 Irregular | 746 (25.2) | 607 (32.0) | 318 (24.1) | 1671 (27.0) |
 Regular | 314 (10.6) | 627 (33.1) | 748 (56.7) | 1689 (27.3) |
 Missing | 539 (18.2) | 358 (18.9) | 190 (14.4) | 1087 (17.6) |
Illicit drug use*, n (%) | Â | Â | Â | Â |
 Yes | 64 (2.2) | 235 (12.4) | 491 (37.2) | 790 (12.8) |
 Not reported | 2900 (97.8) | 1662 (87.6) | 829 (62.8) | 5391 (87.2) |