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Table 1 Distribution of ever and current practices of smoking, alcohol drinking and drugs among 14-15 year-old Canadian girls

From: Age at menarche and current substance use among Canadian adolescent girls: results of a cross-sectional study

  N* % (95% CI)†
Smoking
Ever had a cigarette 148,477 50.3 (44.6-56.1)
Current smoking 64801 22.0 (17.6-26.3)
Alcohol drinking
Ever had alcohol 228,460 77.4 (72.0-82.8)
Current drinking status 127,633 43.3 (37.4-49.1)
Current heavy drinking 111,371 37.7 (32.3-43.2)
Drug use
Ever used drugs 92,131 31.2 (26.3-36.1)
Current drug use 76,192 25.8 (21.1-30.6)
Current use of cannabis 70,510 23.9 (19.3-28.5)
Current use of hallucinogens 20,291 6.9 (4.5-9.3)
Current use of glue or solvents 6,016 2.0 (0.6-3.5)
Current use of drugs without a prescription 13,581 4.6 (2.7-6.5)
Current use of other drugs 15,291 5.2 (2.9-7.5)
  1. * Sample size is estimated using population weights
  2. † 95% CI were calculated using bootstrapping technique