Examines whether there are gender differences in changes in the aggregate level and individual stability of conduct problems from early adolescence to early adulthood. Analyzes self-reported data from a study of Norwegian adolescents. Analyses showed that involvement in conduct problems for both genders peaked in mid-adolescence. In the long term,…

Study surveys secondary school students (N=4,773) about five items concerning the circumstances of smoking initiation: age at first cigarette; source of supply; location of first smoke; persons present; and perceived degree of coercion. Although there was a highly significant gender difference on the item concerning age at first cigarette, with…