论文部分内容阅读
【目的】儿童青少年的生长发育问题历来被社会广泛关注,准确的体格指标信息是制定公共卫生政策和计划的重要依据。【方法】采用追踪调查方法,对大连市933名小学生连续6年进行体格监测。按照WHO 2007的标准计算不同性别、年龄的小学生身高、体重、BMI的Z评分。使用SAS 9.0进行统计分析。【结果】大连市7～12岁男女学生的身高、体重均高于WHO 2007的参照值,小学6年间各年龄组男生BMI Z评分均值均为正值,且远远高于WHO2007标准。而女生BMI接近或低于WHO 2007标准。各年龄组男、女生平均身高、体重均高于全国标准;男生9～12岁间BMI超过全国标准;女生8～12岁间BMI超过全国标准。【结论】大连市7～12岁男女学生的身高、体重、BMI的Z评分基本上均高于WHO 2007的标准和全国标准。这种差异主要归结于社会经济的快速发展、营养及生活条件的改善。应该采取有效措施控制儿童青少年肥胖,尤其是男生。
【Purpose】 The growth and development of children and adolescents has always been widespread concern in the society. Accurate physical information is an important basis for formulating public health policies and plans. [Methods] By means of follow-up survey, 933 primary school students in Dalian were monitored for physical fitness for 6 consecutive years. Calculate the height, weight, and Z score of BMI according to the standard of WHO 2007 according to gender and age. SAS 9.0 for statistical analysis. 【Results】 The height and weight of boys and girls aged 7-12 in Dalian were both higher than those of WHO 2007. The mean of BMI Z scores of boys and girls in all age groups was positive in 6 years of primary school, which was much higher than that of WHO2007. The girls BMI is close to or below the WHO 2007 standard. The average height and weight of males and females in all age groups were higher than the national standards. The boys’ BMI exceeded the national standard between 9 and 12 years old. The BMI of girls aged 8 to 12 surpassed the national standard. 【Conclusion】 The height and weight of boys and girls aged from 7 to 12 in Dalian are basically higher than the WHO 2007 and national standards for Z-scores of BMI. This difference is mainly due to the rapid social and economic development, nutrition and living conditions improved. Effective measures should be taken to control obesity in children and adolescents, especially boys.