Abstract: 【Objective】 To explore influencing factors of overweight and obesity among childhood in Guangzhou urban district and to provide useful reference for prevention. 【Method】 Across-sectional survey was carried out among 1844 children and their parents by self-administered questionnaire during 2009. 【Results】 The prevalence rates of overweight and obesity were 11.12% and 7.21%. The prevalence rate of overweight and obesity of boys was higher than girls(χ²=9.849,P<0.05).The birth weights, father BMI and mother BMI of overweight and obesity children were higher than those of control group (t=3.746, 4.610, 4.237, all P<0.001). And the time of having a meal was shorter (t=5.519, P<0.001)than control group. Sex, obesity of parents, the time of having a meal, eating in half an hour before going to bed, whether agree with the opinions "Little physical activity causes obesity" and "Drinking milk everyday was a good habit" were influencing factors of overweight and obesity among children. 【Conclusions】 The results indicate that overweight and obesity among children are quiet common in our city. Overweight and obesity of children are caused by multiple factors, so comprehensive intervention measures should be carried out.

Key words: overweight, obesity, influencing factor, children

摘要： 【目的】 探讨儿童超重肥胖的影响因素,为制定相应的防治策略和干预措施提供科学依据。 【方法】 用统一调查方法和调查表对儿童及其家长进行调查。 【结果】 在被调查的1 844名儿童中,超重、肥胖的检出率分别为11.12%、7.21%,男生超重肥胖合计检出率高于女生,差异有统计学意义(χ²=9.849,P<0.05)。超重肥胖组出生体重、父亲BMI、母亲BMI高于对照组,每餐进食时间低于对照组(P均<0.001)。性别、父母亲超重肥胖、每餐进食时间、晚上睡觉前半小时吃东西、是否认同“每天喝牛奶是个好习惯”和“活动少,容易发生肥胖”观点这7个因素是儿童超重肥胖的影响因素。 【结论】 广州市城区儿童超重肥胖较为常见,儿童超重肥胖是多因素综合作用的结果,应采取综合干预措施来控制儿童超重肥胖的发生。

关键词: 超重, 肥胖, 影响因素, 儿童