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目的分析1985-2010年海淀区中小学生肺活量体质量指数变化趋势,为提高儿童青少年的健康水平提供参考。方法运用文献分析、数据统计等方法,对海淀区历次学生体质调研数据进行分析。结果 25 a间肺活量上升趋势,男生增幅531.81 mL,女生增幅287.44 mL,肺活量指数呈下降趋势,但2010年较2005年有所提高;25 a间男生降幅4.1 mL/kg,除16岁有所增长外,其他各年龄组均有所下降,女生降幅为0.3 mL/kg,除12,15,16,17岁有所增长外,其他各年龄组均有所下降。结论中小学生身体机能水平下降趋势有所遏制,且与体格发育增长态势不协调。加强体育锻炼、控制体重以促进学生身体机能水平的提高。
Objective To analyze the change trend of the vital capacity index of primary and secondary school students in Haidian District from 1985 to 2010, and provide references for improving the health of children and adolescents. Methods Using literature analysis, data statistics and other methods, the data of previous students’ physique research in Haidian District were analyzed. Results The trend of increase of vital capacity in 25 years was 531.81 mL for boys and 287.44 mL for girls, and the vital capacity index showed a downward trend, but increased from 2010 to 2005; the drop was 4.1 mL / kg for boys in 25 a except for the age of 16 In addition, the other age groups have declined, the decline of girls was 0.3 mL / kg, except for 12,15,16,17 years of age increased, the other groups have declined. Conclusions The primary and secondary school students’ body function level has been reduced, and it is not coordinated with the physical growth. Strengthen physical exercise, weight control to promote the improvement of physical function of students.