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目的了解蒙古族6~18岁城乡男女学生腰围、臀围水平分布及年龄变化特征。方法采用“全国学生体质健康调研”蒙古族通辽市校点2010年的调查数据,共计有效人数6607人。分析比较城乡、不同年龄、不同性别之间学生的腰围、臀围水平,对年龄和腰围、臀围进行双变量关联性分析,计算相关系数r并做t检验。结果 2010年通辽市蒙古族6~18岁学生的腰围、臀围均数和年龄之间呈高度正相关,腰围和臀围水平随年龄的增长而增大,其差别存在统计学意义(P<0.05);无论男、女,均为城市学生腰围、臀围水平比乡村稍高,部分年龄段差别存在统计学意义(P<0.05),且城男的腰围、臀围水平较高。结论 2010年通辽市蒙古族6~18岁学生腰围、臀围水平总体随年龄的增长而增大,性别间存在着差别,符合生长发育的一般规律和特点;多数组别腰围和臀围水平城乡间无差别。
Objective To understand the waist circumference, hip circumference distribution and age variation characteristics of Mongolian boys and girls aged 6-18 years. Methods The survey data of "2010 National Health Survey on Students’ Health in Tongliao City, Mongolia, with a total of 6607 valid participants were collected. Analysis and comparison of waist circumference and hip circumference of students between urban and rural areas, different ages and different gender, bivariate association analysis of age, waist circumference and hip circumference. Calculate correlation coefficient r and do t test. Results In 2010, the waist circumference and hip circumference of Mongolian students aged 6-18 years in Tongliao City were positively correlated with age. The waist circumference and hip circumference increased with the increase of age, and the differences were statistically significant (P < 0.05). Both male and female students were waist circumference and hip circumference slightly higher than those in rural areas, and there were significant differences in some age groups (P <0.05), and waist circumference and hip circumference were higher in urban men. Conclusion In 2010, the waist circumference and hip circumference of Mongolian students in Tongliao City increased generally with age. There was a difference between the sexes, which accorded with the general rules and characteristics of growth and development; No difference between.