[Study of nicotine dependence among 342 adolescent smokers].

Objective: This research evaluated nicotine dependence in adolescent smokers, their motivation to smoke and/or stop smoking, and their knowledge of how to stop smoking as well as the potential difficulties involved.

Method: Three hundred forty-two high school students completed questionnaires using two measures of dependence (the Fagerstrom tolerance test and a visual-analog self-evaluation scale), a test to measure motivation to smoke (the Horn test), and a questionnaire exploring motivations to stop smoking, methods used to stop smoking, and the anticipated difficulties.

Results: On the Fagerstrom tolerance test, 14.