Abstract: Objective To investigate the prevalence of flatfoot and its related factors in primary and secondary school students in Shenzhen,in order to provide scientific reference for foot &ankle healthcare.Methods From June to December in 2019,11 884 primary and secondary school students aged 6-14 in 10 primary and secondary schools in Shenzhen of Guangdong Province were screened for flatfoot disease,and the data of gender,age,body mass index (BMI),family history of flatfoot,distance from residence to school and activity time were collected.The specialist examination and footprints analysis were performed in primary and secondary school students,and those with positive screening and symptoms were will be further examined by X-ray of foot weight-bearing position in the hospital,then were divided into mild,moderate and severe flatfoot.Results Totally 1 397 (11.76%) primary and secondary school students were screened with positive results,of which 932 (66.71%) were diagnosed with mild flatfoot,289 (20.69%) with moderate flatfoot,176 (12.60%) with severe flatfoot.Students who were younger,obese,male and with family history for flatfoot had a higher risk for flatfoot(P＜0.05).Conclusion The prevalence rate of flatfoot in primary and secondary school students in Shenzhen is slightly higher than the international average level,so attention should be paid to foot and ankle healthcare of high risk children.

Key words: flatfoot, epidemiology, foot & ankle healthcare, children

摘要： 目的 分析深圳市中小学生平足症的患病率及相关发病因素,为儿童足踝健康保健提供科学依据。方法 2019年6—12月对深圳市10所中小学11 884名6~14岁中小学生进行平足症筛查并收集学生性别、年龄、体重指数、是否有平足症遗传史、住所至学校的距离、活动时间资料。研究对象在学校经专科医师检查和足印分析,筛查阳性且有症状者进一步接受医院足部负重位X线片检查,并分型为轻、中、重度平足症。结果 共筛查阳性中小学生1 397名(11.76%),其中被医院确诊为轻度平足症 932名(66.71%)、中度平足症289名(20.69%)、重度平足症176名(12.60%)。年龄小、超重、男性及有家族遗传史是平足症的危险因素(P＜0.05),平足症发生与住所至学校距离、活动时间无明显相关性。结论 深圳市中小学生平足症的患病率稍高于国际平均患病率,应重点关注高危儿童的足踝健康。

关键词: 平足症, 流行病学, 足踝健康保健, 健康儿童