儿童超重和肥胖影响因素的Logistic回归分析

【目的】 了解太原市儿童超重和肥胖的流行现状及主要影响因素,为预防儿童超重和肥胖提供科学依据。【方法】 采用随机整群抽样法,随机抽取太原市5所小学三年级学生共1 582名作为调查对象。【结果】 太原市儿童超重和肥胖检出率分别为11.5%和9.4%,男童超重和肥胖的检出率高于女童,独生子女高于非独生子女,差异有统计学意义(P<0.05)。有序多分类Logistic回归分析显示性别、独生、父母体质指数(body mass index,BMI)、母亲学历、银屏活动次数和出生体重为儿童超重和肥胖的主要影响因素。【结论】 太原市儿童超重和肥胖检出率较高,儿童超重和肥胖受到诸多因素的影响。

Logistic regression analysis on influencing factors of overweight and obesity in children

【Objective】 To investigate the prevalence and influencing factors of overweight and obesity in children of Taiyuan,and to provide the scientific basis for preventing overweight and obesity in children.【Method】 A total of 1 582 grade 3 students from 5 elementary schools in Taiyuan were selected by a random cluster sampling method.【Results】 The prevalence rate of overweight and obesity in children of Taiyuan were 11.5% and 9.4%.The prevalence rate of overweight and obesity were significantly higher in boys and single-child relative to girls and multiple-child respectively.Ordinal logistic regression analysis showed that the main influencing factors of overweight and obesity were gender,single-child,parents’ BMI,mother’s educational level,times of watching television and birth weight.【Conclusion】 The prevalence rate of overweight and obesity in children of Taiyuan are high and influenced by many factors.