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Table 2 Prevalence of risk behaviours by gender at age 19

From: The correlates and course of multiple health risk behaviour in adolescence

  Age 19
Male Female
N = 4,684 N = 4,864
% (95 % CI) % (95 % CI)
Heavy alcohol use 24.6 (22.9, 26.4) 16.7 (15.3, 18.2)
Drug use in last month 18.5 (17.1, 19.9) 9.6 (8.6, 10.8)
Sexual risk 15.6 (14.3, 17.0) 11.6 (10.5, 12.9)
Heavy alcohol use and Drugs 7.5 (6.6, 8.5) 4.0 (3.3, 4.9)
Sex and heavy alcohol use 5.2 (4.5, 6.1) 2.8 (2.3, 3.5)
Sex and drugs 5.7 (4.9, 6.6) 2.0 (1.6, 2.6)
Two or more risk behaviours 13.4 (12.3, 14.7) 6.9 (6.0, 7.8)