镇江市润洲区小学生肥胖状况及其影响因素分析

Prevalence of Obesity and Its Influence Factors Among Primary School Students in Runzhou District of Zhenjiang

目的了解镇江市润洲区小学生超重及肥胖发生状况及其影响因素,为制订预防和控制对策提供依据。方法抽取润洲区4所学校共1 720名三、四年级小学生,进行问卷调查。根据"中国学龄儿童青少年超重、肥胖筛查体质量指数值分类标准",计算超重和肥胖率。结果共收回有效调查表1 655份。小学生超重率、肥胖率分别为10.69%和8.70%。在321名超重和肥胖者中,男、女生人数为231和90名(P<0.005),三年级、四年级人数为187和134名(P<0.01),膳食习惯良好、不良人数为38和283名(P<0.01),运动行为良好、不良人数为21和300名(P<0.01)。女生及四年级学生的膳食习惯和运动行为好于男生及三年级学生(P<0.05)。结论镇江润洲地区小学生超重率与全国水平大体一致,而肥胖率高于全国水平。膳食习惯和运动行为是儿童肥胖的主要影响因素。

Objective To understand the status and the influencing factors of overweight and obesity among primary school students in Runzhou district of Zhenjiang, and to provide scientific basis for prevention and control. Methods The questionnaire survey was conducted among 1720 third and fourth grade primary school students from four schools of this district. The overweight and obesity rate were calculated by the ＂Body mass index （BMI） reference for screening overweight and obesity in Chinese children and adolescent. Results Among 1 720 questionnaires, 1 655 pieces were valid. The prevalence rate of overweight and obesity was 10.69%, 8.70% respectively. Among 32t overweight plus obesity, 231 were boys and 90 were girls （ P 〈 0. 005 }, 187 were third grade students and 134 were fourth grade students { P 〈 0.005 ） ,38 students had a healthy dietary habit and 283 students didn＂ t have it { P 〈 0：01 ） ,21 students had a scientific physical activity and 300 students didn ＇t have it （ P 〈 0.01 ） ： The diet habit and physical activity of the glds and fourth grade students was better than that of the boys and third grade students（ P 〈0. 05）. Conclusion Children＇s overweight rate of Runzhou district in Zhengjiang is approximately consistent with that of the countrywide and the obesity rate is more than that. The diet habit and physical activity are the main influence factors of children＇s obesity.