Skip to main content

Table 1 Past-year cannabis use by demographic characteristics of respondents 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

Characteristics of cannabis Use (1–20 days per month) 21–30 days per month) No past 12 months use No lifetime use P-Valueb
n = 48,661 (10.5) n = 53,805 (11.6) n = 64,425 (13.8) n = 298,199 (64)
No.(Row.%) No.(Row.%) No.(Row.%) No.(Row.%)
Age      <.001
 12 204 (1) 219 (0.7) 159 (0.4) 35,331 (98.4)  
 13 742 (2) 786 (2.1) 425 (1.1) 36,193 (94.9)
 14 1843 (4.8) 1829 (4.8) 890 (2.3) 33,874 (88.1)
 15 3406 (8.7) 3383 (8.6) 1620 (4.1) 30,913 (78.6)
 16 4870 (12.3) 4739 (12) 2550 (6.4) 27,451 (69.3)
 17 5659 (14.6) 5847 (15.1) 3411 (8.8) 23,923 (61.6)
 18 4941 (15.2) 5671 (17.4) 3708 (11.4) 18,278 (56.1)
 19 4800 (16.2) 5248 (17.7) 4432 (14.9) 15,195 (51.2)
 20 4476 (15.5) 5175 (10.7) 5667 (19.6) 13,623 (47.1)
 21 4297 (14.7) 4958 (17.9) 6951 (23.8) 13,020 (44.6)
 22 or 23 7339 (12.7) 8730 (17) 16,327 (28.3) 25,334 (43.9)
 24 or 25 6084 (10.7) 7220 (15.1) 18,285 (32.3) 25,064 (44.3)
Gender      <.001
 Male 26,961 (11.8) 28,988 (12.6) 29,459 (12.9) 143,841 (62.7)  
 Female 21,700 (9.2) 24,817 (10.5) 34,966 (14.8) 154,358 (65.5)
Race/Ethnicity      <.001
 Non-Hispanic White 29,748 (10.6) 35,715 (12.3) 40,988 (14.6) 173,645 (62)  
 Non-Hispanic Black/African American 7138 (11.4) 6282 (10) 7420 (13.2) 42,022 (66.9)
 Hispanic 7450 (9.3) 7229 (9) 10,604 (13.2) 54,830 (68.4)
 Other Race 4325 (10.3) 4579 (10.9) 5413 (12.9) 27,702 (65.9)
  1. Abbreviations: n is actual sample size, No number of participants, Row Row percentage presented
  2. a Data are from the U.S. National Survey on Drug Use and Health 2002–2014 age 12 to 25 years old
  3. b P-values are from binary analysis using a χ2 Chi-square test for all variables (categorical)