北京市中学生2010年不良饮食行为及影响因素分析

Unhealthy dietary behaviors and the influencing factors in Beijing Youth,2010

目的了解北京市中学生不良饮食行为现况和相关影响因素,为青少年饮食教育的新模式提供数据依据。方法采用多阶段分层整群随机抽样方法,在北京市抽取初中63所、高中74所、职业技术学校33所,共调查37 315名学生。使用"中国青少年健康相关行为调查问卷"对学生进行问卷调查,分析其与缺乏体力活动行为的相关性。结果有27.24%的受试生报告经常吃甜点;11.87%的受试者报告天天吃油炸食品;38.89%的学生报告自己有挑食、偏食行为;有17.55%的受试者过去1周内没吃过或仅吃过1次新鲜水果。多因素相关分析发现,缺乏体育锻炼、平均每天超过4 h看电视或上网均与不良饮食行为的发生相关。结论不良饮食行为已经成为北京市中学生的主要健康问题,并与缺乏体力活动行为密切相关。早期、多角度地开展青春期健康教育,是今后工作的重要方向。

Objective To study the status and the correlation analysis of unhealthy dietary behaviors and the influencing factors.Methods A multi-stage stratified cluster random sampling method was used to choose 37 315 students from 63 junior high schools,74 high schools,33 vocational technical schools in Beijing.Use the ＂China Youth health related behavior questionnaire＂ to survey the students and analyze the correlation of the unhealthy dietary behaviors and the lack of physical activity behaviors.Results About 27.24% of the students often ate desserts,11.87% of participants ate fried foods every day;38.89% of students had food preferences behavior;17.55% of the students had not eaten or only eaten once fresh fruit in the past week.Multi-variable correlative analysis revealed that lack of physical exercise,watching television more than 4 hours per day or surfing the Internet were correlated with the food preferences behavior.Conclusion Unhealthy dietary behavior has become a problem in middle school students and is correlated with the lack of physical exercises.Therefore,carrying out health education early is important for the future work.