北京城区0～6岁儿童肥胖流行状况调查

Survey on the prevalence of obesity in 0 to 6-year-old Beijing urban children

【目的】了解北京城区0～6岁儿童肥胖流行现状及危险因素，为制定预防、干预措施提供依据。【方法】对肥胖儿童及对照组进行体格测量及家庭问卷调查，采用Logistic二元回归分析肥胖危险因素。【结果】北京城区0～6岁儿童肥胖及超重检出率分别为3．19％和7．64％；3～6岁组（4．49％和9．17％）高于0～2岁组（1．07％和5．14％）；男童肥胖率（3．80％）高于女童（2．54％）。不同年龄肥胖危险因素不同：0～2岁与出生体重有关；3～6岁则与进食状态及进食习惯、父母体质指数（bodymassindex，BMI）、日看电视时间、母亲文化程度及生产方式等有关。【结论】①北京城区O～6岁儿童肥胖呈持续快速增加趋势；②肥胖率有性别差异，男童高于女童；③除基本危险因素外，过量摄入冰淇淋、每日电视时间〉2h、母亲中等专业及以下文化程度及剖宫产等为3～6岁儿童肥胖危险因素。

[Objective] To investigate the prevalence and risk factors of obesity in 0 to 6-year-old Beijing urban children. [Methods] Physical measurements and family questionnaires survey were took in the group of obesity and control children. The risk factors for obesity were analyzed by logistic binary regression. [ Results] The prevalence of obesity and overweight in 0 to 6-year-old Beijing urban children were 3.19 % and 7. 64% respectively. It was higher in 3 to 6-year- old group （4.49% and 9.17%） than in 0 to 2-year-olds （1.07% and 5.14%）. The prevalence of obesity in boys （3.80%） was higher than in girls （2.54%）. Logestic binary regression showed that the risk factors of obesity for different ages were different. Birth weight was risk factor in O to 2-year-old group. The risk factors in 3 to 6-year-old group were appetite,eating speed, parent＇s BMI, weekly frequency of intaking icecream, daily TV time,mother＇s education level and the type of birth. [Conclusions] （1）The prevalence of obesity in 0 to 6 year-old Beijing urban children is increasing continuously and rapidly. （2）The prevalence of obesity in Beijing children have a gender difference. （3）In addition to basic risk factors, the excessive intake of high calorie snacks, a daily TV time〉2 hours, the mother＇s educational level as or lower than middle-class professional education and caesarean birth are risk factors for childhood obesity in 3 to 6-year-old.