Article
Risk factors for tobacco dependence in adolescent smokers.
Tobacco control - 1 Jun 2006
Karp I, O'Loughlin J, Hanley J, Tyndale R F, Paradis G
Abstract excerpt
OBJECTIVE: To study the incidence of conversion to tobacco dependence (TD) and the prevalence of the TD state in relation to several potential determinants in a sample of adolescent smokers. METHODS: Questionnaires were administered every 3-4 months to document TD symptoms, amount of cigarette consumption, and depression symptoms in a prospective cohort of 1293 grade 7 students in a convenience sample of 10...
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