【摘要】 目的探讨引起儿童营养不良的因素。方法应用病例对照研究方法，对长沙市北区和西区１４所小学１～６年级筛选出来的２７３例营养不良学生的可疑病因进行了单因素分析（χ２检验、ｔ检验、相关分析）和多因素分析（逐步回归分析和Ｌｏｇｉｓｔｉｃ回归分析）。结果儿童营养不良的主要危险因素为：①遗传因素；②饮食习惯差（ＯＲ＝１０．１０，Ｐ＜０．０１）；③儿童兄弟姊姝数较多；④出生时低体重，早产或过期产。结论提示应根据主要危险因素尽早进行干预更多还原

【Abstract】 Objective To probe the factors related with the malnutrition of the children. Methods The case-control study was used to investigate 273 students with malnutrition in 14 primary schools from 1 to 6 grade in the north and west districts of Changsha. The risk factors were studied with monofactor analysis(x 2 test, t test,relative analysis) and polyfactors analysis (stepwide regressive analysis, and logistic regressive analysis).Results The main risk factors related with the malnutrition of children were genetic factor, bad dietary habit(OR=10.10,p<0.01),number of siblings, low birth weight and prematurity or postmaturity. Conclusion It’s better to interfere the risk factors as early as possible. [更多还原