中小学女生超重肥胖与月经初潮的关系  

Association Between Overweight/Obesity and Menarche in Chinese Schoolgirls

作　　者：国晓燕[1] 季成叶[1] 张岚 

机构地区：[1]北京大学儿童青少年卫生研究所,北京100191 [2]北京市西城区中小学卫生保健所

出　　处：《中国学校卫生》2010年第11期1301-1303,共3页Chinese Journal of School Health

基　　金：国家自然科学基金资助项目(编号30972495)

摘　　要：目的分析不同营养状况的中小学女生体脂肪、性发育和初潮年龄的关系，为制定相关措施改善中小学女生健康状况提供依据。方法随机整群抽取6157名6～18岁女生，依据WGOC超重／肥胖筛查标准和2007年WHO低体重BMI标准划分不同营养状况组，分析身高、体重、体脂百分比、第二性征分期，现状分析法分析来潮状况和初潮年龄。结果超重、肥胖检出率分别为11．43％和9．05％；其性发育明显超前于同龄正常体重者。全人群半数初潮年龄为12．19岁；超重、肥胖女孩来潮率高于同龄正常体重者，其初潮年龄较后者提前。结论体脂肪变化与性发育（尤其初潮年龄）早晚密切相关；青春期控制超重、肥胖发生对女性健康至关重要。Objective To study the association between body fat and sexual development in Chinese schoolgirls in different nutritional status, and to provide evidence for their health status. Methods By random cluster sampling, 6 157 girls aged 6 - 18 were sampled. Their body weight, height, body fat percentage and secondary sex characteristics were measured. The total means of menarche age { MMA ） were analyzed using the status method. The menarche ages of different nutritional status were analyzed using the retrospective method. All the subjects were divided according to underweight, normal weight, overweight and obesity. Results The total incidence of overweight and obesity were 11.43 % and 9.05 %, respectively. The MMA were 12.19 years. The percentages of the menarche were higher for the overweight and obesity girls than that of the normal-weight girls. The menarche ages of the overweight/obesity girls were earlier than that of the normal-weight ones. Conclusion Closed association is found between the percentage of body fat and girls＇ sexual development, especially that of menarehe age. It＇ s important to contrnl the occurrence of overweight and obesity in puberty for females＇ health.

关 键 词：超重 肥胖症 月经初潮 学生 女(雌)性 

分 类 号：R711.51[医药卫生—妇产科学] R339.35[医药卫生—临床医学]