Table 1.
Baseline Characteristics of Demographic and Clinical Information.
| Characteristic | LU (n = 44) | AU (n = 33) | CU (n = 55) | AU + CU (n = 132) | P Value |
|---|---|---|---|---|---|
| Age, mean (SD) | 23.55 (4.76) | 25.45 (4.96) | 22.74 (4.85) | 21.98 (3.55) | <0.001** |
| Gender: men, % (n) | 56.8% (25) | 63.6% (21) | 90.9% (50) | 81.8% (108) | <0.001** |
| PANSS, mean (SD) | |||||
| Positive | 17.46 (6.14) | 15.65 (5.11) | 19.85 (7.16) | 17.66 (5.48) | 0.041* |
| Negative | 16.27 (7.18) | 14.19 (5.84) | 16.55 (6.77) | 15.95 (6.06) | 0.490 |
| Total | 68.68 (19.08) | 63.88 (17.02) | 74.25 (19.28) | 68.82 (17.82) | 0.150 |
| CDSS, % clinically depressed | 9% (3/35) | 27% (6/22) | 21% (8/38) | 21% (20/97) | 0.300 |
| STAI state, % clinically anxious | 49% (20/41) | 61% (20/33) | 62% (34/55) | 57% (74/129) | 0.610 |
| STAI trait, % clinically anxious | 55% (22/40) | 73% (24/33) | 65% (36/55) | 79% (102/129) | 0.019* |
| SOFAS, mean (SD) | 45.27 (12.69) | 50.88 (12.57) | 41.83 (13.03) | 46.23 (12.55) | 0.041* |
Note. ASSIST = Alcohol, Smoking and Substance Involvement Screening Test; AU = alcohol misuse; AU + CU = alcohol and cannabis misuse; CDSS = The Calgary Depression Scale for Schizophrenia; CU = cannabis misuse; LU = no to low-level use; PANSS = Positive and Negative Syndrome Scale; SD = standard deviation; STAI state/trait = The State-Trait Anxiety Inventory state/trait subscales; SOFAS = Social and Occupational Functioning Assessment Scale.
*P < 0.05. **P < .01.