重庆市城区286名学龄前儿童生长发育调查评价

Investigation and assessment of growth and development in 286 preschool children from Chongqing urban area

目的调查评价重庆市城区学龄前儿童生长发育情况,为进一步改善儿童营养状况提供依据。方法按照随机整群抽样原则抽取重庆市某幼儿园286名2.0-7.0岁的学龄前儿童,采用Z分法评价儿童的生长发育情况。结果 2.5-3.0岁儿童身高、体质量及女童头围均高于全国标准水平。〉6.0-7.0岁儿童头围高于全国标准水平。儿童身高、体质量及头围均以中等发育水平居多,分别为67.10%、62.20%和64.30%。儿童体质指数（BMI）上等率（肥胖）达到23.40%,中上等率（超重）为29.70%。结论重庆市城区学龄前儿童身高、体质量、头围发育状况总体良好,但儿童超重及肥胖情况较为突出,提示需要对儿童营养摄入进行适量控制。

Objective To survey and evaluate the growth and development situation in preschool children from Chongqing urban area to provide a basis for further improving the children nutrition status.Methods 286 preschool children aged 2.0-7.0years old were extracted from one kindergarten of Chongqing city according to the principle of random cluster sampling.The Zscore method was adopted to evaluate the growth and development situation of children.Results The height and weight and the girl children head circumference in the 2.5-3.0years old group were higher than the national standard level;in the〉6.0-7.0years old group,the head circumference was higher than the national standard level.The middle development level of height,weight and head circumference was in the majority,which accounted for 67.10%,62.20% and 64.30% respectively.The top level of children BMI（obesity rate）reached 23.40% and middle and top level of BMI（overweight）reached 29.70%.Conclusion The total growth and development status of height,weight and head circumference in preschool children from Chongqing urban area is fine.But the obesity and overweight situation are relatively serious,prompting that the nutrition intake of children should be appropriately controlled.