重庆市直辖10年学生身体形态变化趋势研究

Change trend of body shape for 10 years students in Chongqing municipality

目的了解重庆市直辖10年来学生身体形态生长水平,探讨其变化趋势。方法取样11 200名7～22岁的大、中、小学生,对2000、2005、2010年全国学生体质与健康调研重庆片区检测数据的形态发育指标及其派生指标进行动态分析。结果学生的身体形态生长水平有较大幅度的提高,城乡差异缩小,身体发育匀称度有所改善,身体形态生长速度有加速的趋势。结论中小学生身体形态的生长水平处在长期趋势中的快速增长阶段,人体围度和质量指标的生长速度明显领先于长度等指标,城乡学生之间的差异依然存在,仍需各级政府部门制定相关政策来逐步缩小这种差距,采取相关干预措施,促进学生健康成长。

Objective To understand the change trends of morphological body growth for all students in Chongqing municipality during the decade from 2000 to 2010. Methods Data of morphological development and dy- namic about 7-22 years old students from primary school,middle school and university from the years of the 2000, 2005 and 2010. National student fitness and health surveys carried out in the Chongqing were analyzed in 2011. Re- suits Physical growth levels greatly improved, urban and rural differences narrowed, the physical symmetry degree of improvement for body shape improved, and trend of growth rate was accelerated. Conclusion During the faster growth rate period of children in primary and middle school, it is clear that the rates of studentsr body mass index and weight growth are significantly ahead of height growth. It still has differences between urban and ：rural students, hence government departments, need launch policies, in which the gaps are progressively narrowed ahmg with adop- ting intervention measures to ensure students to grow healthily.