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目的分析1985—2014年云南省纳西族儿童青少年的生长长期变化,为促进其体质与健康提供科学依据。方法收集1985,1995,2005和2014年4次云南省7~18岁纳西族学生的身高、体重、体质量指数(BMI)和身高最大增长年龄(MIA)等资料进行动态分析。结果近30年来,7~18岁纳西族男、女生身高平均增加5.7 cm和4.7 cm,体重平均增加6.4 kg和5.8 kg,MIA提前2.56岁和0.06岁,18岁男、女生成年身高平均增加3.4 cm和2.6 cm。2005—2014年纳西族男、女生BMI平均增加0.6 kg/m2和0.4 kg/m2。纳西族成年身高性差从1985年的12.8 cm增大至2014年的13.6 cm。结论云南省纳西族儿童青少年出现生长长期趋势,应加强重视,采取各种有效措施促进其健康成长。
Objective To analyze the long-term changes of the growth of children and adolescents in Naxi ethnic minority in Yunnan from 1985 to 2014 and provide a scientific basis for their physical fitness and health. Methods The data of height, weight, body mass index (BMI) and the maximum age of growth (MIA) of Naxi people aged 7 to 18 years in Yunnan Province during 1985, 1995, 2005 and 2014 were collected for dynamic analysis. Results The average height and height of male and female Naxi people aged 7 to 18 years increased 5.7 cm and 4.7 cm, 6.4 kg and 5.8 kg respectively, MIA advanced 2.56 and 0.06 years old, and the average age of 18-year-old male and female children increased 3.4 cm and 2.6 cm. In 2005-2014, the average BMI of Naxi men and women increased 0.6 kg / m2 and 0.4 kg / m2. The Naxi adult height difference increased from 12.8 cm in 1985 to 13.6 cm in 2014. Conclusion The long-term growth trend of children and adolescents in Naxi ethnic minority in Yunnan Province should be emphasized. Various effective measures should be taken to promote their healthy growth.