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Table 2 Prevalence of past-year alcohol-associated adverse effects among past-year cannabis users 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

Alcohol related outcomes (1–20 days per month) (21–30 days per month) No past 12 months use No lifetime use P-Value b
No. (Row.%) No. (Row.%) No. (Row.%) No. (Row.%)
n = 48,661 (10.5) n = 53,805 (11.6) n = 64,425 (13.8) n = 298,199 (64)
Alcohol dependence      <.001
 Yes 6679 (32.9) 63,139 (31.1) 4114 (20.3) 3203 (15.8)  
 No 41,982 (9.4) 47,492 (10.7) 60,311 (13.6) 294,996 (66.3)
Heavy drinking      <.001
 Heavy drinking c 23,395 (25.4) 24,422 (26.5) 22,769 (24.7) 21,599 (23.4)  
 Binge drink d 21,747 (13.3) 25,649 (15.7) 31,536 (19.8) 84,712 (51.8)
 Never drink 3519 (1.7) 3734 (1.8) 10,120 (4.8) 191,888 (91.7)  
Driving under the influence of alcohol      <.001
 Yes 14,176 (25.6) 16,630 (30) 13,785 (24.9) 10,889 (19.6)  
 No 30,665 (15.6) 33,178 (16.9) 40,230 (20.4) 92,724 (47.1)  
Alcohol-related interpersonal problems      <.001
 Yes 5816 (30.8) 5645 (29.9) 3833 (20.3) 3586 (19)  
 No 35,307 (19.6) 37,414 (20.7) 42,793 (23.7) 64,960 (36)  
Continued use after interpersonal problems      <.001
 Yes 3798 (33.2) 3737 (32.7) 2240 (19.6) 1664 (14.6)  
 No 2012 (27.1) 1902 (25.7) 1590 (21.1) 1910 (25.8)  
Alcohol-related risky behaviors      <.001
 Yes 9975 (30.2) 10,539 (31.9) 6875 (20.8) 5608 (17)  
 No 31,125 (18.7) 32,506 (19.6) 39,737 (23.9) 62,898 (37.8)  
Alcohol-related legal problems      <.001
 Yes 2436 (36.4) 2142 (32) 1186 (17.7) 936 (13.4)  
 No 38,691 (20.1) 40,913 (21.2) 45,437 (23.6) 67,597 (35.1)  
  1. a Data are from the U.S. National Survey on Drug Use and Health 2002–2014 age 12 to 25 years old
  2. b P-values refer to comparisons between two groups and were adjusted for age, race, gender, tobacco smoking in past year, and using illicit drug rather than cannabis and as covariates
  3. c Heavy alcohol drinking = as binge drinking 5 or more days in the past 30 days (20 > drinks a month)
  4. d Binge drink = drinking five or more drinks (for males) or four or more drinks (for females) on the same occasion