Variable | Men (n = 414) | Women (n = 363) | p value |
---|---|---|---|
Age in years (SD) | 39.07 (11.72) | 36.88 (10.27) | 0.006 |
Ethnicity (% Caucasian) | 347 (84.6%) | 288 (80.2%) | 0.127 |
Marital status | |||
 Never married (%) | 203 (49.0%) | 158 (43.5%) | 0.079 |
 Married/common law/living with partner (%) | 129 (31.2%) | 109 (30.0%) |  |
 Widowed/separated/divorced (%) | 82 (19.8%) | 96 (26.4%) |  |
Education | |||
 Less than grade 9 (%) | 88 (21.4%) | 68 (18.9%) | 0.008 |
 Grade 9–12 (%) | 233 (56.6%) | 177 (49.2%) |  |
 Trade school, college, university (%) | 91 (22.1%) | 115 (31.9%) |  |
Employment (% currently working) | 175 (42.3%) | 98 (27.0%) | <0.001 |
Smoking status (% current smoker) | 336 (81.2%) | 320 (88.2%) | 0.007 |
Age of onset of opioid use in years (SD) | 24.90 (8.90) | 25.00 (8.11) | 0.881 |
Methadone dose in mg/day (SD) | 78.15 (48.36) | 72.34 (42.63) | 0.079 |
Current treatment duration in years (SD) | 4.10 (4.11) | 3.98 (4.15) | 0.704 |
Physical functioning (SD) | 14.45 (7.74) | 16.79 (7.38) | <0.001 |
Psychological functioning (SD) | 12.33 (8.82) | 15.11 (9.36) | <0.001 |
Cannabis use (% cannabis users) | 247 (59.7%) | 158 (43.5%) | <0.001 |
Days cannabis use in last 30 (SD) | 11.97 (13.54) | 7.44 (12.02) | <0.001 |
Average cannabis dose in g/day (SD) | 1.48 (1.71) | 1.04 (1.03) | 0.004 |