山东省7～12岁儿童体成分指数1995-2005年变化趋势分析

Body Composition Index Among Children Aged 7-12 in 1995-2005 in Shandong Province

目的分析1995-2005年山东省7～12岁儿童体成分指数变化趋势,为控制青少年超重和肥胖提供依据。方法依据1995和2005年山东省学生体质健康调研资料,根据皮褶厚度推算体脂比,计算脂肪组织指数(FMI)和非脂肪组织指数(FFMI)。结果在1995-2005年的10a间,山东省7～12岁儿童BMI,FMI,FFMI都出现明显增长,FMI增长速度最快,儿童BMI的增长主要是FMI的增长。结论1995-2005年山东省儿童体成分指数发生明显变化,FMI和FFMI是体重研究中值得应用的监测指标。

Objective To analyze the change trends in body composition index among children aged 7-12 in Shandong province from 1995 to 2005,and to provide basis for controling overweight and obesity.Methods Using the data of students＇ physical fitness and health surveillance in 1995 and 2005 in Shandong Province,fat mass index（FMI） and fat-free mass index（FFMI） were calculated.Results In 1995-2005,BMI,FMI and FFMI of children aged 7-12 increased significantly and the inereasing rate of FMI was the fastest.The increases of BMI were mainly due to the increases of FMI.Conclusion The body composition index among children aged 7-12 in Shandong province changes significantly from 1995 to 2005,FMI and FFMI are valuable surveillance indices for weight management.