目的了解儿童肥胖的影响因素,为制定控制儿童肥胖策略提供依据。方法选取北京市朝阳区双井地区2所小学1 129名2～4年级的所有在校儿童及家长,开展问卷调查和身高体重测量。结果超重肥胖儿童与正常儿童在吃早餐和控制体重方法方面差异有统计学意义,家长对儿童体重正确评价方面也存在差异。结论在儿童肥胖防控方面应加强重点知识点的健康教育,在家长指导方面应该注意使家长正确认识和评价儿童体重。 Objective To understand the influencing factors of childhood obesity and provide the basis for the development of strategies to control childhood obesity. Methods All the school-aged children and their parents in Grade 1 to Grade 2, Grade 2 to Grade 4 from 2 primary schools in Shuangjing District, Chaoyang District, Beijing were surveyed and their height and weight were measured. Results There was a significant difference in eating breakfast and weight control among overweight and obesity children and normal children. There was also difference in parents’ correct assessment of children’s weight. Conclusion The health education of key knowledge points should be strengthened in the prevention and control of childhood obesity. At the guidance of parents, parents should pay attention to correctly understand and evaluate children ’s weight.