上海市长宁区小学生午餐营养素摄入状况

发布时间：2018-02-14 19:33

本文关键词： 营养状况饮食习惯学生　出处：《中国学校卫生》2016年11期 　论文类型：期刊论文

【摘要】：目的了解上海市长宁区小学营养午餐中各类食物及营养素实际摄入情况,为改善小学生营养午餐质量提供依据。方法采用分层随机整群抽样的方法,抽取长宁区4所小学一~四年级所有学生共2 030名作为研究对象,用食物称重记账法调查1周内连续5 d的营养午餐摄入情况。结果小学生午餐中动物性食品实际摄入量为83.2 g/d,达到推荐量的138.7%,大豆类及豆制品的摄入量为18.7 g/d,仅达到推荐量的74.6%;仅1所学校提供水果;所有学校均未提供奶类。学生午餐剩余最多的食物是粮谷类和蔬菜,分别为供应量的22.0%和19.2%。蛋白质和脂肪摄入量的供能比高于推荐值,碳水化合物摄入量的供能比低于推荐值。能量、钙、维生素B1、维生素B2的平均摄入量均低于推荐摄入量,分别为(456.1±136.1)kcal(1 kcal=4.18 k J)、(134±63.3)mg、(0.22±0.07)mg、(0.27±0.08)mg;维生素C的平均摄入量高于推荐摄入量,为(32.6±14.8)mg。结论长宁区小学营养午餐膳食结构不合理,营养素摄入不均衡。应增加奶类和大豆及豆制品的供给量,适当减少禽畜肉的供给。
[Abstract]:Objective to understand the actual intake of various kinds of food and nutrients in primary school nutrition lunch in Changning District of Shanghai, and to provide the basis for improving the quality of nutritional lunch of primary school students. Methods the stratified random cluster sampling method was used. A total of 2 030 students from grade 1 to grade 4 in four primary schools in Changning District were selected as the subjects of the study. Results the actual intake of animal food in primary school lunch was 83.2 g / d, which was 138.7% of the recommended amount, and the intake of soybean and soybean products was 18.7 g / d. 74.6 per cent of the recommended amount; only one school provides fruit; None of the schools provided any milk. The most leftover food for lunch was grain and vegetables, 22.0% and 19.22.The ratio of protein and fat intake was higher than the recommended value. The energy supply ratio of carbohydrate intake was lower than the recommended value. The average intake of energy, calcium, vitamin B1 and vitamin B2 were all lower than the recommended intake, which were 456.1 卤136.1 卤136.1 kcal=4.18 / kg, 134 卤63.3 kcal=4.18 / kg and 0.27 卤0.08 mg / g, respectively, while the average intake of vitamin C was 0.27 卤0.08 mg / g, respectively. Conclusion the dietary structure of primary school nutrition lunch in Changning district is unreasonable and the intake of nutrients is not balanced. The supply of milk, soybean and soybean products should be increased, and the supply of livestock meat should be reduced.
【作者单位】：上海市长宁区疾病预防控制中心;
【基金】：上海市妇儿委儿童发展研究课题项目(2014SHET07)
【分类号】：R153.2

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