Future Smoking Intentions at Critical Ages among Students in Two Chinese High Schools.

Chinese adolescents' future intentions at critical ages are of concern. Future tobacco control should target the critical ages as well as incorporate social and cultural meanings of smoking in China. As important factors related to future smoking trajectories, gender and mothers' smoking status should also be considered in anti-smoking prevention efforts. Meanings associated with smoking status in the future should also be explored especially for female adolescents.