北京市西城区314名3～6岁儿童体质状况分析

目的了解西城区3—6岁儿童体质现状，评价儿童健康状况，为幼儿园体质测试工作提供依据。方法采取二阶段随机抽样方法在北京市西城区抽取349名儿童，测试形态指标（身高、体重）和体能素质指标（10m往返跑、坐位体前屈、立定跳远、双脚连续跳、网球掷远、走平衡木）。结果10m往返跑、立定跳远、双脚连续跳、网球掷远、走平衡木这5项体能素质随着儿童年龄增长稳定提高，其中反映柔韧性的坐位体前屈指标女童大于男童，反映速度力量的网球掷远指标男童大于女童。结论儿童体质状况有年龄和性别差异，应根据年龄和性别特点开展不同的体育活动，促进体质发展。

Physical fitness among 314 children aged 3-6 years in Xicheng district of Beijing

Objective To understand the condition of physical fitness of 3-6 years old children in Xicheng District, Beijing. Methods A total of 349 children were selected by using stratified cluster sampling. The statistics of the indexes included figures and sport characters. Results Five indexes （ 10 meters coming-and-going run, standing long jump, both legs jump in succession, tennis throw far, and balance beam） of sport characters were increased with the increase in age. Girls performed better than boys in flexibility; however, boys surpassed girls in strength. Conclusion Physical fitness varied by age and sex. Different sport activities should be practiced according to children＇s age and sex in order to promote optimal health.