论文部分内容阅读
目的了解郑州市中小学生1991—2010年营养状况变化情况,为提高学生的营养水平提供依据。方法以1985年身高标准体重作为评价标准,对1991年和2010年全国学生体质健康调研郑州市城乡7~18岁男女学生进行营养状况分析。结果 20 a来郑州市中小学生低体重率整体下降,营养不良有所改善,但超重、肥胖检出率呈直线上升。低体重和营养不良检出率女生高于男生,乡村高于城市;超重和肥胖检出率男生高于女生,城市高于乡村,但乡村学生超重和肥胖的上升速度超过城市。13~15岁和16~18岁学生营养不良检出率偏高,10~12岁学生超重、肥胖检出率最高。结论营养不良与超重、肥胖问题并存为郑州市中小学生营养状况的总体概括。营养不良的防治重点在中学生,超重和肥胖的防治重点在10~12岁学生,超重和肥胖在乡村中小学生中有流行的趋势。
Objective To understand the changes of nutritional status of primary and secondary school students in Zhengzhou from 1991 to 2010, and to provide basis for improving their nutritional level. Methods The standard height and weight of 1985 were used as evaluation criteria to analyze the nutritional status of male and female students aged 7-18 in urban and rural areas of Zhengzhou in 1991 and 2010. Results The overall prevalence of low birth weight in primary and secondary school students in Zhengzhou decreased after 20 years, and malnutrition was improved. However, the prevalence of overweight and obesity increased linearly. The prevalence rate of underweight and malnutrition in girls was higher than that in boys and in rural areas was higher than that in urban areas. The detection rate of overweight and obesity was higher in boys than girls and in urban areas than in rural areas. However, the rate of overweight and obesity in rural students rose faster than that in urban areas. 13 to 15 years old and 16 to 18 years old students with high prevalence of malnutrition, 10 to 12-year-old students overweight, the highest detection rate of obesity. Conclusion malnutrition and overweight and obesity coexist as the general summary of nutritional status of primary and secondary school students in Zhengzhou. The focus of prevention and treatment of malnutrition in secondary school students, prevention and treatment of overweight and obesity in 10 to 12-year-old students, overweight and obesity in the rural primary and secondary students have a trend.