目的 研究西安市儿童生长发育趋势并分析存在的主要问题,为制定干预措施和改进儿童保健工作提供科学依据。方法 分析西安市儿童体重、身高、头围、坐高、胸围30年动态变化,并与全国儿童体格发育指标变化水平比较。结果 30年来西安市儿童体重、身高、坐高增长明显,头围、胸围略有增加。西安市儿童生长发育主要指标整体明显增长,增速大于全国平均增速。结论 30年来西安市儿童生长发育水平明显提高。在今后妇幼保健工作中,应继续关注儿童主要生长发育指标及生长发育指数等指标,更好地促进儿童健康发育。

Objective To study the trend of children's growth and development in Xi'an,and to analyze the main problems in order to provide scientific basis for formulating interventions of child health care. Methods The dynamic changes of body weight,height,head circumference,sitting height and chest circumference of children in Xi'an over the past 30 years were analyzed. Physical development indicators of children in Xi'an were compared with the national average level. Results Children's weight,height,sitting height, had increased significantly over the past 30 years in Xi'an, and head circumference and chest circumference had slightly increased. The main indicators of children's growth and development in Xi'an significantly increased,and the growth rate in Xi'an was greater than that in national area. Conclusions The growth and development of children in Xi'an has significantly improved over the past 30 years. In the future,more attention should be paid to the main growth and development of children, as well as the growth and development index and other indicators,in order to better promote children's healthy development.