目的了解南京市建邺区中学生吸烟现状及其影响因素,为开展学校干预工作提供依据。方法采用分层整群抽样的方法,抽取高中和初中学校各2所,共2 382名学生进行问卷调查。结果中学生的尝试吸烟率为14.4%,吸烟率为3.1%。中学生吸烟行为与性别、年龄段,学段,成绩好坏,父母在面前吸烟,老师在学校吸烟,同学吸烟,特别是要好同学中有吸烟等因素有关(P<0.05)。logistic回归分析表明,性别、年龄段,学段,家人在你面前吸过烟,最好的5位同学中有吸烟的中学生发生吸烟行为的风险增大。结论南京市建邺区中学生吸烟的危险因素有家人吸烟、好朋友吸烟,学生控烟应从家庭,学校、社会多方面采取干预措施。 Objective To understand the current smoking status and its influencing factors among middle school students in Jianye District, Nanjing, and to provide basis for the intervention in schools. Methods A stratified cluster sampling method was used to collect 2 2 high school and 2 junior high schools each with a total of 2 382 students for questionnaire survey. Results The prevalence of middle school students smoking was 14.4% and the smoking rate was 3.1%. Middle school students smoking behavior and gender, age, school, grades were good, parents smoking in front of the teacher in the school smoking, smoking students, in particular, better students have smoking and other factors (P <0.05). Logistic regression analysis showed that gender, age group, school section, family smoking in front of you, and smoking among the top five students increased the risk of smoking. Conclusions The risk factors of smoking among middle school students in Jianye district of Nanjing are smoking by family members and good friends smoking. Interventions should be taken from various aspects such as family, school and society.