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目的了解杭州市青少年主要慢性病相关健康危险行为的流行特征,为制定有针对性的杭州市青少年慢性病行为干预策略提供依据。方法采用二阶段分层整群抽样的方法,抽取杭州市27所初中和18所高中的2 600名学生进行问卷调查。结果杭州市青少年每天活动<60 min的比例为85.4%,周一至周五每天看电视多于1 h占35.5%,过去30 d不是每天吃早餐的比例为35.7%,每天吃水果<1次的比例为27.6%,吃蔬菜<1次/d的比例为6.2%,吸烟占6.6%。仅5.0%的青少年没有上述任意1种危险行为,同时具有1~2种的占66.1%,≥3种占28.9%。结论杭州市青少年存在体力活动缺乏、不健康饮食和吸烟等多种健康危险行为,需要开展多因素联合行为干预。
Objective To understand the epidemiological characteristics of the health risk behaviors of major chronic diseases in adolescents in Hangzhou and provide evidences for the targeted intervention strategies of chronic diseases in adolescents in Hangzhou. Methods A two-stage stratified cluster sampling method was used to survey 2 600 students from 27 middle schools and 18 high schools in Hangzhou. Results The proportion of young people living in Hangzhou <60 min per day was 85.4%, while the daily TV-watching more than 1 hour per day from Monday to Friday accounted for 35.5%. In the past 30 days, the proportion of not eating breakfast everyday was 35.7% The proportion was 27.6%, eating vegetables <1 time / d was 6.2% and smoking was 6.6%. Only 5.0% of adolescents do not have any of the above-mentioned 1 kinds of dangerous behaviors, while 66.1% have 1 ~ 2 species and 28.9%> 3 species. Conclusion Adolescents in Hangzhou have a variety of health risk behaviors, such as lack of physical activity, unhealthy diet and smoking, and need to carry out multi-factor joint behavioral intervention.