【摘要】 目的探讨东莞市5岁以下儿童低体重发生的危险因素。方法通过分层整群抽样对东莞市6个社区3977名儿童的体重进行筛查,对其中112名低体重者设立健康对照,就喂养方式、饮食习惯进行配对调查。结果低体重总发病率为2.8%。对于婴儿,病例组与对照组在4个月内的喂养方式,是否添加辅食等方面差异显著(P<0.05);而1～4岁儿童,差异有显著性的有吃零食、偏食等不良的饮食习惯(P<0.05)。结论不及时添加辅食、吃零食和偏食是本地区儿童低体重的主要高危因素。更多还原

【Abstract】 OBJECTIVE To study on the dangerous factors that cause the underweight among children aged under 5 years in Dongguan.METHOD First,the weight of 3 977 children from 6 communities in Dongguang were examined through stratified and cluster sampling.Secondly,health contrasts were established for the 112 children suffering underweight.Thirdly,pairing surveys were conducted for the feeding methods and dietary habit.RESULTS Percentage of total underweight is 2.8%.As infants,cases group are different significantly from the contrasts group in feeding methods for the infants below 4 months,in whether with complementary food and in other aspects.As children aged from 1 to 4 years,remarkable disparities were demonstrated in the field of unhealthy dietary habits,such as having between-meal food,showing partiality for particular kinds of food and so on.CONCLUSIONS Delayed complementary food,between-meal food and partiality for particular kinds of food are dangerous factors that mainly affect the underweight among the local children.更多还原