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目的了解2014年兰州市中小学生身体形态发育情况,为增强中小学生体质提供依据。方法分析2014年和2010年兰州市学生体质与健康调研数据中的身高、坐高、体重、胸围、皮褶厚度等指标,计算维尔维克指数。结果 2014年兰州市7~18岁汉族学生的身高、坐高、体重、胸围均随年龄增长而增加(均有P<0.05);2014年与2010年城、乡男生的身高、坐高、体重、胸围的平均值均高于女生(均有P<0.05),上臂部和肩胛部皮褶厚度的平均值低于女生(均有P<0.05);2014年与2010年相比,男女生的上臂部和肩胛部皮褶厚度以及维尔维克指数无明显变化。结论兰州市青少年学生的生长发育状况存在明显的城乡差异,应采取措施尽快消除这种差异。
Objective To understand the physical development of primary and secondary school students in Lanzhou in 2014 and provide the basis for enhancing the physique of primary and secondary school students. Methods The height, height, weight, chest circumference, skinfold thickness and other indices of students in Lanzhou City in 2014 and 2010 were analyzed to calculate the Vervician index. Results The height, height, weight and chest circumference of Han students aged 7-18 years in Lanzhou in 2014 increased with age (all P <0.05). In 2014 and 2010, the height, height, weight (All P <0.05). The mean values of the skin thickness of the upper arm and the scapular were lower than those of the girls (all P <0.05). Compared with that of 2010, boys and girls Upper arm and scapular skinfold thickness and Wilkens index no significant change. Conclusion There are obvious differences between urban and rural areas in the growth and development status of young students in Lanzhou City. Measures should be taken to eliminate such differences as soon as possible.