江北区妇幼保健计划生育服务中心1月龄～1岁儿童体质指数百分位分布研究

The percentage distribution study of body mass index of children aged from 1-month to 1-year in Maternal and Child Health Family Planning Service Center of Jiangbei District

目的了解体质指数(bodymassindex,BMI)在婴幼儿期的变化特点,为婴幼儿肥胖的评价提供科学依据,通过调查前来中心门诊儿童保健的1月龄~1岁儿童的身长、体重等体格发育资料,研究体质指数(BMI)百分位分布情况,提供1月龄~1岁儿童体质指数的参考。方法研究对象为所有2015年1月1日至2016年12月31日在我中心儿童保健门诊接受系统管理1月龄~1岁儿童的身长和体重,分析BMI的年龄别性别分布特点。结果 BMI值随年龄变化而变化,在8~9月达高峰,男童在8月时达到最高点18.11kg/cm2,女童在9月时达到最高点17.93kg/cm2。男女BMI随年龄变化规律基本一致,男女童BMI值差异有显著性(P<0.05)。结论获得该辖区1岁以下儿童BM1人群参照值,为研究儿童超重肥胖的判断标准提供科学依据。

Objective:To understand the BMI(body mass index)in the change characteristics of infants and young children period,which will provide a scientific basis for the evaluation of infants and young children obesity,through investigation the 1 months^1 year old children’s physique growth data for the center outpatient child care,such as the body length,body weight,the body mass index(BMI)percentile distributions,provide 1 months^1 year old children’s body mass index of reference.Methods:All the subjects were systematically managed in the child health care clinic of our center on January 1,2015,solstice and December 31,2016.The distribution characteristics of age and gender of BMI were analyzed.Results:BMI changed with age,and reached its peak from August to September.In boys,it reached its highest point at 18.11 kg/cm2 in 8-months,and in girls,it reached its highest point at 17.93 kg/cm2 in 9-months.The change pattern of BMI with age was basically the same for boys and girls,and there was a significant difference in BMI between boys and girls(P<0.05).Conclusion:The BMI population reference value of children under 1 year old in this jurisdiction was obtained to provide scientific basis for the determination criteria of overweight and obesity in children.