Table 4.
The association of each abuse/dependence indicator with other severity‐related marijuana use and health measures among past‐year marijuana users aged ≥ 18 years (N = 6917)
| Logistic regression of each indicator as a dependent variable | Weekly marijuana use | First marijuana use ≤15 years | Substance abuse treatment use | Other substance use disorders | Serious psychological distress | Poor/fair self‐rated health | Major depression |
|---|---|---|---|---|---|---|---|
| Crude OR | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) |
| A1: Role interference | 8.5 (5.10–14.16)* | 2.1 (1.43–2.96)* | 3.9 (2.60–5.91)* | 3.0 (2.08–4.30)* | 2.6 (1.87–3.57)* | 1.8 (1.09–3.03)* | 1.7 (1.10–2.51)* |
| A2: Hazardous use | 4.2 (3.10–5.79)* | 2.0 (1.39–2.99)* | 2.5 (1.58–3.97)* | 4.9 (3.29–7.17)* | 2.4 (1.65–3.39)* | 2.2 (1.31–3.80)* | 1.6 (1.01–2.66)* |
| A3: Problems with the law | 7.0 (4.05–12.26)* | 2.9 (1.62–5.30)* | 8.9 (5.14–15.29)* | 4.0 (2.38–6.78)* | 1.6 (1.07–2.45)* | 2.5 (1.20–5.21)* | 1.1 (0.46–2.86) |
| A4: Relationship problems | 6.3 (4.26–9.37)* | 1.9 (1.23–2.85)* | 3.8 (2.41–6.16)* | 2.7 (1.97–3.64)* | 2.9 (2.17–3.92)* | 1.8 (0.98–3.15) | 2.5 (1.67–3.73)* |
| D1: Tolerance | 7.5 (5.99–9.47)* | 2.3 (1.95–2.78)* | 2.2 (1.58–3.07)* | 1.9 (1.57–2.29)* | 1.8 (1.51–2.26)* | 1.7 (1.32–2.28)* | 1.6 (1.24–1.97)* |
| D2: Taking larger amount/longer | 13.6 (6.95–26.54)* | 2.0 (1.42–2.86)* | 2.5 (1.53–4.14)* | 1.7 (1.31–2.33)* | 2.0 (1.39–2.83)* | 1.3 (0.78–2.27) | 1.3 (0.86–1.96) |
| D3: Inability to cut down | 9.0 (5.51–14.79)* | 1.5 (1.08–2.20)* | 1.8 (1.02–3.19)* | 1.6 (1.09–2.32)* | 1.6 (1.09–2.25)* | 1.4 (0.82–2.39) | 1.2 (0.84–1.82) |
| D4: Time spent using | 13.2 (10.63–16.31)* | 2.3 (1.92–2.76)* | 1.7 (1.22–2.51)* | 1.6 (1.29–1.99)* | 1.78(1.43–2.16)* | 1.3 (1.01–1.78)* | 1.4 (1.11–1.70)* |
| D5: Giving up activities | 9.1 (6.33–13.22)* | 1.8 (1.39–2.31)* | 2.4 (1.62–3.59)* | 1.9 (1.50–2.51)* | 1.8 (1.38–2.36)* | 1.4 (0.88–2.13) | 1.4 (0.98–1.92) |
| D6: Continued use despite problems | 5.4 (3.84–7.70)* | 1.4 (1.05–1.96)* | 2.0 (1.32–3.05)* | 1.9 (1.46–2.57)* | 2.8 (2.16–3.53)* | 1.4 (0.94–2.21) | 1.9 (1.36–2.78)* |
Note: Sample sizes are unweighted; all other results are weighted figures. OR, odds ratio; CI, confidence interval.
*
p < 0.05.