关键词: 学龄前儿童, 单纯性肥胖, 流行现况, 相关因素

Abstract: Objective To know current status and related factors on simple obesity of preschool in Zhuhai for further interventions. Methods Data of height and weight of preschool children in all kindergartens were collected from 2011 to 2016.A 1∶1 paired case-control study was performed in 10 kindergartens from 3 districts in Zhuhai,with 143 available simple obesity children as case group and 143 gender,age and height matched randomized selected healthy children from same kindergarten as control group.Questionnaires were used to investigate the socioeconomic factors and the other related factors that may be associated with simple obesity. Results The morbidity of simple obesity of preschool children in Zhuhai was 6.12% and showed a rising trend annually from 2011 to 2016 (P<0.01).The morbidity on simple obesity of boy group was higher than that of girl group and with higher preschool age,there was a higher morbidity of simple obesity (P<0.01).This study found that birth weight heaver than 4 000 g,eating fast and overweight or obesity of parents were risk factors for simple obesity of preschool children.Exercise time more than 2h after school per day and the guardian knowing the child's weight were protection factors. Conclusions There is a rising trend for the morbidity of simple obesity of preschool children in Zhuhai.Various factors are related with preschool obesity.Parents should pay attention to their weight and cultivate healthy behaviors for preschool children to reduce the level of morbidity of simple obesity.

Key words: preschool children, simple obesity, current status, related factors