Table 3.
Prevalence and correlates of DSM-5 cannabis use disorder (CUD) diagnostic subgroup among 392 respondents
| Variable | DSM-5 CUD severity |
||||||
|---|---|---|---|---|---|---|---|
| No CUD (n=130) |
Mild CUD (n=81) |
Mild CUD vs. no disorder | Moderate CUD (n=75) |
Moderate CUD vs. no disorder | Severe CUD (n=106) |
Severe CUD vs. no disorder | |
| % (n) or M (SD) | % (n) or M (SD) | aOR (95% CI) | % (n) or M (SD) | aOR (95% CI) | % (n) or M (SD) | aOR (95% CI) | |
| Cannabis validators | |||||||
| Days used cannabis in past month1 - M (SD) | 6.5 (9.7) | 17.4 (11.2) | 1.10 (1.06, 1.13) | 19.8 (11.4) | 1.11 (1.08, 1.15) | 21.6 (9.8) | 1.13 (1.09, 1.16) |
| Cannabis use considered a problem - % (n) | 13.1 (17) | 35.8 (29) | 3.86 (1.90, 7.86) | 46.7 (35) | 6.15 (2.98, 12.68) | 67.9 (72) | 13.59 (6.82, 27.08) |
| Cannabis craving scale2 | 10.0 (5.0) | 15.2 (5.7) | 1.18 (1.12, 1.25) | 17.5 (5.9) | 1.26 (1.18, 1.34) | 17.9 (5.7) | 1.27 (1.20, 1.35) |
| DAST-103 | 2.3 (1.2) | 2.1 (1.0) | 0.91 (0.68, 1.21) | 2.4 (1.0) | 1.32 (0.96, 1.81) | 2.6 (0.8) | 1.98 (1.44, 2.72) |
| Trouble at work, days in the past month1 - M (SD) | 7.9 (12.3) | 5.9 (10.4) | 0.98 (0.96, 1.01) | 4.1 (9.0) | 0.96 (0.93, 0.99) | 7.7 (11.3) | 1.00 (0.98, 1.02) |
| Trouble with family, days in the past month1 - M (SD) | 1.8 (5.3) | 1.3 (4.3) | 0.99 (0.92, 1.05) | 2.4 (5.7) | 1.03 (0.98, 1.08) | 2.7 (6.7) | 1.03 (0.99, 1.09) |
| Trouble with friends, days in the past month1 - M (SD) | 1.1 (3.1) | 1.2 (4.1) | 1.02 (0.93, 1.13) | 0.5 (1.5) | 0.89 (0.75, 1.07) | 1.5 (2.9) | 1.05 (0.97, 1.14) |
| Legal trouble, days in the past month1 - M (SD) | 1.9 (6.0) | 1.4 (5.0) | 0.99 (0.93, 1.05) | 1.4 (4.5) | 0.98 (0.92, 1.04) | 1.1 (3.6) | 0.97 (0.91, 1.03) |
| Psychiatric validators | |||||||
| DSM-5 Major Depressive Disorder - % (n) | 36.9 (48) | 27.2 (22) | 0.79 (0.42, 1.50) | 33.3 (25) | 1.05 (0.55, 2.01) | 55.7 (59) | 2.85 (1.59, 5.11) |
| DSM-5 Post-Traumatic Stress Disorder - % (n) | 23.1 (30) | 12.3 (10) | 0.53 (0.24, 1.18) | 12.0 (9) | 0.57 (0.25, 1.31) | 31.1 (33) | 1.89 (1.00, 3.55) |
| DSM-5 Borderline Personality Disorder - % (n) | 32.3 (42) | 38.3 (31) | 1.64 (0.88, 3.05) | 38.7 (29) | 1.64 (0.86, 3.11) | 52.8 (56) | 2.94 (1.63, 5.30) |
| DSM-5 Antisocial Personality Disorder - % (n) | 27.7 (36) | 23.5 (19) | 0.93 (0.47, 1.81) | 26.7 (20) | 0.94 (0.47, 1.86) | 37.7 (40) | 2.00 (1.09, 3.66) |
| PHQ-9 depression scale4 - M (SD) | 2.2 (1.2) | 1.9 (1.0) | 0.78 (0.60, 1.03) | 2.2 (1.2) | 1.03 (0.80, 1.33) | 2.5 (1.2) | 1.26 (1.00, 1.59) |
| Functional validators | |||||||
| Social impairment4 - M (SD) | 2.4 (0.7) | 2.1 (0.6) | 0.62 (0.39, 0.98) | 2.4 (0.7) | 1.23 (0.79, 1.92) | 2.5 (0.7) | 1.55 (1.04, 2.32) |
| Physical impariment5 - % (n) | 22.3 (29) | 25.9 (21) | 1.17 (0.59, 2.32) | 25.3 (19) | 1.53 (0.74, 3.18) | 28.3 (30) | 1.59 (0.83, 3.06) |
| Mental impairment5 - % (n) | 29.2 (38) | 17.3 (14) | 0.63 (0.30, 1.31) | 21.3 (16) | 0.75 (0.36, 1.54) | 29.2 (31) | 1.26 (0.67, 2.37) |
DSM-5=Diagnostic and Statistical Manual of Mental Disorders – 5; M=mean; SD=standard deviation; aOR=adjusted odds ratio.
Notes: Adjusted odds ratios (aORs) were derived from separate logistic regression models adjusted for age, sex, race/ethnicity, education, and participant type.
1
Count variable, ranging from 0 to 30 days.
2
Count scale ranging from 4 to 28, with higher values indicating greater current craving.
3
Drug Abuse Screening Test-10 (count variable, 0=no problems to 4=severe problems).
4
Count variable, ranging from 1 to 5.
5
Binary variable (lowest 25th percentile)