Objective To study the sexual behaviors and associated factors and AIDS knowledge among senior middle school students in Fujian province in order to provide bases for making suitable sexual education and behaviors intervention strategies.Methods By using Questionnaire on Health-related Behavior for Chinese Adolescents,an anonymous administered questionnaire survey was conducted among 7 848 students from 27 senior middle schools and vocational schools in Fujian province.Results Generally,3.7% students report...