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目的:了解7岁以下儿童单纯性肥胖症流行情况及其影响因素,为卫生行政部门制定干预措施提供依据。方法:采用分层整群抽样方法对3991名儿童进行流行病学调查;对发生儿童肥胖的危险因素进行1:1配对的研究和资料分析。结果:昆明市五华区7岁以下儿童单纯性肥胖症检出率为2.10%,轻、中、重度肥胖症检出率分别为1.05%、0.95%和0.10%。肥胖检出率以6～7岁组最高,达6.45%;其次为5岁组,达2.92%。肥胖有随年龄增长发生率增加且肥胖程度增重的趋势。食欲、进食速度、饮食习惯及遗传为影响儿童肥胖的危险因素。结论:2006年五华区7岁以下儿童肥胖检出率较10年前呈大幅度上升;肥胖的控制应从胎儿期开始;加强健康教育,向大众宣传肥胖的危害性,培养合理、科学、均衡的饮食习惯对预防肥胖具有重要意义。
OBJECTIVE: To understand the prevalence of obesity and its influencing factors in children under 7 years of age, and to provide the basis for health administrative departments to formulate intervention measures. Methods: A stratified cluster sampling method was used to carry out epidemiological investigation on 3,991 children. The risk factors for obesity in children were studied by 1: 1 paired study and data analysis. Results: The detection rate of simple obesity in children under 7 years of age in Wuhua District of Kunming was 2.10%. The detection rates of mild, moderate and severe obesity were 1.05%, 0.95% and 0.10% respectively. The detection rate of obesity was highest in 6-7 years old group, reaching 6.45%, followed by 5 years old group, reaching 2.92%. Obesity increases with age and increases the degree of obesity. Appetite, eating speed, eating habits and heredity as risk factors affecting childhood obesity. Conclusion: The detection rate of obesity in children under 7 years of age in Wuhua District in 2006 was significantly higher than that of 10 years ago. The control of obesity should start from the fetus stage. Health education should be strengthened to publicize the harmfulness of obesity and to cultivate reasonable, scientific and balanced Eating habits are important for preventing obesity.