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目的了解海门市中学生体质指数、饮食、锻炼现况,为采取干预措施和健康指导提供依据。方法采用分层整群随机抽样的方法,对海门市6所在校中学生进行问卷式调查。结果 1 064名学生中,从BMI来看,男生的肥胖率高于女生。从饮食和锻炼情况来看,每天吃早餐、每天喝牛奶(或豆浆)和每天锻炼的学生,初中生均明显高于高中生,差异有统计学意义(χ2分别为38.86,14.34,40.47,P值均<0.01)。结论与初中生相比,海门市高中生具有健康饮食和每天锻炼行为的比例均有所下降,应引起关注,并有针对性地开展干预。
Objective To understand the status of body mass index, diet and exercise of middle school students in Haimen and to provide basis for the intervention and health guidance. Methods A stratified cluster random sampling method was used to conduct a questionnaire survey among 6 middle school students in Haimen. Results 1 064 students, from the BMI point of view, boys obesity rate was higher than girls. From the diet and exercise situation, daily breakfast, daily milk (or soy milk) and daily exercise of students, junior high school students were significantly higher than high school students, the difference was statistically significant (χ2 were 38.86,14.34,40.47, P Value <0.01). Conclusion Compared with junior high school students, the proportion of high school students in Haimen who have healthy diet and daily exercise behaviors has declined, which should be paid attention to and targeted intervention should be carried out.