Journal article

Cohort trends in the age of initiation of drug use in Australia

L Degenhardt, M Lynskey, W Hall

Australian and New Zealand Journal of Public Health | PUBLIC HEALTH ASSOC AUSTRALIA INC | Published : 2000


AIM: To examine birth cohort trends in the prevalence of use and the age of initiation of use of: alcohol, tobacco, cannabis, amphetamines, LSD, and heroin. METHOD: Data were taken from the 1998 National Drug Strategy Household Survey, a survey of a representative sample of Australians aged 14 years and over. Nine five-year cohorts were examined among persons born between 1940 and 1984. The weighted prevalence of use by ages 15 years, 21 years, and lifetime use, was estimated, as was the average age of first use among users. The significance of trends was tested using logistic regression (for lifetime use, use by 15 and 21 years) and linear regression (for age of first use). RESULTS: Lifetim..

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