延平区中小学生20年间形态发育动态分析

Dynamic Analysis on Morphological Development of Primary and Secondary School Students During 20 Years in Yanping District

目的了解延平区中小学生形态发育现况和变化趋势。方法取延平区1996年、2006年学生体质健康监测资料与1986年监测点相应的8所城乡中小学校学生体检资料进行比较分析。结果20年来延平区男、女生身高平均增长6.94cm和5.75cm,体重平均增长7.50kg和6.11kg,胸围平均增长2.03cm和0.71cm。各形态指标发育均值性别交叉年龄均有提前,发育高峰年龄无明显变化。结论延平区中小学生形态发育呈上升趋势,但体重、胸围增长速度已呈减缓趋势。

Objective To investigate the status and trend of morphological development of primary and secondary school students in Yanping District. Methods The comparative analysis was performed between the data of the students＇ health information in 1996 and 2006 and the students＇ physical examination information of the eight primary and secondary schools in rural and urban area in 1986. Results During the past 20 years in Yanping District,the heights,body weights,and chest circumferences of boys and girls increased 6.94 cm and 5.75 cm,7.50 kg and 6.11 kg,2.03 cm and 0.71 cm on an average,respectively. In the mean of morphological development indicators,the gender -cross-ages were all ahead of schedule,no significant developmental change in the peak age was found. Conclusions There is an upward trend of morphological growth among primary and secondary school students in Yanping District,but the increase rates of body weight and chest circumference show a slowdown trend.