柳州市中学生日常饮食行为及体育锻炼现状分析

目的]了解柳州市中学生日常饮食行为、减肥相关行为和运动锻炼行为的现状。方法]采用中国青少年健康相关行为问卷,以整群抽样方法抽取23所不同类型学校的4800名中学生进行无记名自填式问卷调查。结果]不健康饮食行为在中学生中普遍存在,过去7d内中学生每天喝汽水饮料和吃甜点1次以上率分别为:14.3%、22.6%,有6.6%的学生每周至少有3d或以上在西式快餐店用餐,18.3%的学生每周至少有3d或以上吃过路边摊提供的食品,65.8%的学生不能做到每天至少吃2次新鲜蔬菜,77.2%的学生每天不能做到喝1杯牛奶/豆奶,30.5%的学生不能做到每天吃早餐。部分中学生存在不合理减肥现象,33.0%的学生存在偏食;中学生每天运动1h以上者占57.8%;每天看电视/录像2h以上者占46.0%;每天做课外功课、补课4h以上者占18.4%;每天玩电子游戏4h以上者占14.2%。结论]柳州市中学生存在多种不健康饮食行为,缺乏体育运动、静态活动较普遍,应尽快开展中学生健康危险行为的干预措施,促进青少年的健康成长。

ANALYSIS OF THE PRESENT SITUATION OF DAILY DIETARY BEHAVIORS AND PHYSICAL ACTIVITIES AMONG MIDDLE SCHOOL STUDENTS IN LIUZHOU

Objective]To understand the present situation of daily dietary behaviors,weight control behaviors and physical activities of middle school students in Liuzhou.Methods]A self-administered questionnaire survey was conducted among 4800 students selected from 23 middle schools in Liuzhou with the randomized cluster sampling.Results]There were many kinds of unhealthy dietary behavior among middle school students,the rate of drinking soft beverages and eating deserts was more than one time every day in the past seven days of the students,and they were 14.3% and 22.6%,respectively.6.6% of the students ate western style fast food 3 days or more every week,18.3% of the students ate food provided by street food vendors 3 days or more every week,65.8% of the students ate fresh vegetables less than twice everyday,77.2% of the students drank less than one glass of milk or soymilk everyday,and 30.5% of the students did not have breakfast every day.Irrational weight control behavior existed among part of the students,33.0% of the students were food preferences,the rate of doing exercises more than one hour every day was 57.8%,the rate of watching tv/video more than two hours was 46.0%,the rate of doing homework and making up a missed lesson more than four hours every day was 18.4%,and the rate of playing electronic games more than four hours every day was 14.2%.Conclusion]There are many kinds of unhealthy dietary behavior,lack physical activities but popular static activities among middle school students in Liuzhou,and it is necessary to carry out the intervention of health risk behaviors for promoting the healthy growth of the younger generation.