【摘要】 采用文献资料、数理统计等研究方法,对中国30个省市汉族18岁学生的16项体质健康指标进行了多层次的统计分析,旨在厘清我国汉族18岁学生的体质健康状况。统计结果显示:1)中小学生的近视率呈线性上升,18岁达高峰(80.27%);2)18岁学生体质健康指标总体上普遍偏低;3)全国18岁学生体质健康5项指标均值极差,不同省市差异突出,身高平均极差值最小;4)多重比较显示,A类地区的BMI、肺活量和体重肺活量等指标和C类地区存在高度显著差异(p<0.01),而A类和B类、B类和C类之间无显著差异(p>0.05);5)我国汉族18岁学生的体质城乡差异在明显缩小。更多还原

【Abstract】 By using the methods of literature,mathematical statistics and logical analysis methods,on China’s 30 provinces and the Han Nationality Junior School Students( 18%) of 16 physical health indicators were multilevel statistical comparative analysis,to understand the Chinese middle school students physical health in general,exist in different economic areas,between urban and rural difference. The statistical results showed that: from primary school to senior high school students,myopia rate is rising year by year approximately linear,high school students myopia rate was as high as 80. 27%; standard control,low overall physical health indicators such as high school students,body function and physical aspects,pass and pass below the level of the National Middle School Students’ physical health is poor; the mean value of the performance is very prominent in the skinfold thickness and body weight,grip strength,endurance,body mass index,vital capacity index of different provinces and cities throughout the mean difference,the average height is the minimum value; multiple comparison showed that there was significant difference in BMI,vital capacity and vital capacity weight and a C area area( p < 0. 01) however,there is no significant difference between the class A and class B,class B and class C( p > 0. 05),among them,the boys in 6 physical indices( including body shape,body machine And physical quality) a and C regions,there is a significant difference,while girls in four indicators of physical( physical function and physical quality) exist significant difference; between urban and rural areas,the Chinese Han nationality middle school boys body shape and physical quality index of some exist significant differences,and physical function of no significant difference. There is no significant difference in the height of the three high school girls in urban and rural areas.更多还原