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目的:了解并评价巴彦淖尔地区蒙古族和汉族中学生生长发育及营养状况,为指导学校卫生保健及合理营养提供依据。方法:采用整群抽样法,选取蒙古族中学和汉族中学各一所,测量学生身高体重,采用《中国学生7-22岁身高标准体重值》进行评定。结果:无论男性或女性,汉族学生的平均身高体重以及营养不良率明显高于蒙古族学生;男性汉族学生肥胖率明显高于蒙古族学生。结论:巴彦淖尔地区蒙古族和汉族中学生存在明显生长发育差异,汉族学生营养摄入存在两极化分布,具体原因亟待深入调查探讨。
Objective: To understand and evaluate the Mongolian and Han nationality middle school students’ growth and nutrition status in Bayannur area, and provide the basis for guiding school health care and reasonable nutrition. Methods: A cluster sampling method was used to select each of Mongolian middle schools and Han middle schools to measure the height and weight of students. The body weight of Chinese students aged 7-22 years was assessed. Results: The average height, weight and malnutrition rate of Han students were significantly higher than that of Mongolian students, regardless of males or females. The male obesity rate of Han students was significantly higher than Mongolian students. Conclusion: Mongolian and Han middle school students in Bayannao’ergh region have obvious growth and development differences. There are two kinds of polarization distribution in nutritional intake of Han students, the specific reason needs further investigation and discussion.