关键词: 肥胖, 检出率, 发病因素, 儿童

Abstract: 【Objective】 To analyze the prevalence and risk factors of obesity among preschool children in Xiamen, and to provide the scientific basis for preventing obesity in children. 【Methods】 A random cluster sampling method was carried out, 34 kindergartens from urban district of Xiamen were selected randomly. 9 517 children at the age of 2～6 years old were selected as our study subjects, and all subjects' basic informa-tion (age,gender,height,weight,etc) were investigated. The prevalence rate of child obesity and its related factors were analyzed. 【Results】 The prevalence rate of obesity among preschool children in Xiamen was 7.40%, of which, the prevalence rate of boys was 9.03%, and the prevalence rate of girls was 5.48%. The prevalence rate was positive related with age. The results indicated that childhood obesity occurrence was related to their parents' obesity and high income, the child diet habits,time consumed in watching television and doing exercises. 【Conclusions】 This study demonstrates a high prevalence of obesity in preschool children in Xiamen. Child obesity can be related by gender, age and unhealthy life style.

Key words: obesity, prevalence, risk factors, children