河南汉族儿童四肢发育情况调查

The Upper and Lower Limb Growth and Development of Han Nationality Children in Henan Province

作者调查了河南新乡地区７９７名４～１３岁汉族儿童的上臂长、前臂长、大腿长、小腿长等１１项体质指标，并计算了１２项指数。测量数据无显著性差异；各指标均值随年龄而递增，不同年龄组增长速度不同；多数指标在生长发育中出现两次交叉现象。

Han nationality children living in Henan Provinee from 4 to 1 3 years old havebeen investigated,The measurcments includc(1)staturei(2)span of armsi(3)length of upper arm,forearm,hand,thigh,leg and foot;(4)breadth of hand and foot;(5)foot height,There are nosignificant sexual difference in the measurements which increase with ages.There are two crossphenomena in most items between male and female children.