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Table 3 Multiple logistic regressions estimating association of Cannabis Use with alcohol-associated adverse effects (Unadjusted/Adjusted) a

From: Frequency of cannabis use and alcohol-associated adverse effects in a representative sample of U.S. adolescents and youth (2002–2014) a cross-sectional study

  (1–20 time per month)
Cannabis Use b
(21–30 times per month)
Cannabis Use c
No past 12 months use No lifetime use
OR (95%Cl) OR (95%Cl) OR (95%Cl) OR (95%Cl)
Unadjusted Adjusted Unadjusted Adjusted Unadjusted Adjusted Unadjusted Adjusted
Alcohol dependence past year (Yes Vs. No) 13.95 (13.1–14.8) 5.57 (5.5–6.4) 11.71 (11.1–12.3) 5.06 (4.7–5.3) 6.14 (5.7–6.5) 2.81 (2.6–3.0) Ref Ref
Heavy drinking (Heavy drinking Vs. binge drink) 15.61 (15.1–16.1) 3.41 (3.2–3.5) 14.28 (13.9–14.6) 2.86 (2.6–2.9) 8.62 (8.3–8.8) 1.76 (1.7–1.9) Ref Ref
Driving under the influence of alcohol (Yes Vs. No) 16.11 (15.5–16.6) 7.19 (7.4–9.6) 17.05 (16.6–17.5) 7.29 (7.1–7.5) 9.31 (9.0–9.6) 3.06 (2.7–3.1) Ref Ref
Alcohol-related interpersonal problems past year (Yes Vs. No) 16.91 (16.3–17.4) 7.33 (7.0–7.5) 13.41 (13.0–13.8) 5.51 (5.3–5.6) 8.21 (8.0–8.4) 2.76 (2.6–2.8) Ref Ref
Continued use after interpersonal problems past year (Yes Vs. No) 10.58 (10.0–11.2) 5.17 (4.8–5.5) 9.16 (8.7–9.6) 4.60 (4.3–4.9) 5.00 (4.6–5.3) 2.69 (2.4–2.9) Ref Ref
Alcohol-related risky behaviors past 12 months (Yes Vs. No) 16.67 (16.1–17.1) 7.29 (7.0–7.5) 14.15 (13.7–14.5) 5.82 (5.6–5.9) 8.07 (7.8–8.2) 2.74 (2.6–2.8) Ref Ref
Alcohol-related legal problems past 12 months (Yes Vs. No) 18.44 (17.8–19.1) 8.45 (8.1–8.7) 13.68 (13.2–14.1) 5.88 (5.6–6.1) 8.33 (8.3–8.5) 2.75 (2.6–2.8) Ref Ref
  1. Bolded estimates indicate differences at the p < 0.001 level of significance with the highest odds ratio
  2. Adjusted for age, race, gender, tobacco smoking in past year, and using illicit drug rather than cannabis and as covariates
  3. aOR Adjusted odds ratio, CI confidence Interval, Ref Reference
  4. a Data are from the U.S. National Survey on Drug Use and Health 2002–2014 age 12 to 25 years old
  5. b (1–20 days/month): those who reported 1–20 days a month using cannabis
  6. c (21–30 days/month): those who reported 21–30 days a month using cannabis