温州2～6岁儿童日膳食营养状况调查

目的调查温州2～6岁儿童日膳食营养状况,分析温州2～6岁儿童日膳食存在的问题,以指导儿童日膳食。方法随机抽取511名2～6岁健康体检儿童进行膳食调查,与中国居民膳食营养素参考摄入量(DRIs)进行比较,并分析各营养素的摄入达标状况。结果 2～3岁儿童日膳食营养素摄入基本达中国居民膳食营养素参考摄入量标准,3岁以后儿童存在能量及钙、钾、钠、锌及维生素A等的摄入不足。不同性别间营养素摄入差异无统计学意义。城市儿童能量、脂肪、钠摄入低于农村儿童。2～6岁儿童三大产能营养素摄入比例失调,蛋白质、脂肪摄入比例普遍偏高,碳水化合物摄入比例普遍偏低。结论温州4～6岁儿童存在多种膳食营养素摄入不足,2～6岁儿童普遍存在能量摄入分配不合理现象,需加强儿童的日膳食管理。

Investigation and Analysis on Daily Dietary of 2-6 Year-old Children in Wenzhou

Objective To investigate the diet and nutritional status of children aged from 2 to 6 in Wenzhou city in order to provide nutritional guidelines.Methods A dietary survey was conducted and then compared with Dietary Reference Intakes(DRIS) in China among 511 children whom were randomly selected.Results Children aged from 2 to 3 almost achieved the standard of DRIs in China,but the intakes of energy,calcium,potassium,sodium,zinc,and vitamin A among children over 3 year-old were at a low level.No statistical significant difference was found between different sexes.The intakes of energy,fat and sodium of children in city were lower than those of children in rural areas.The disproportions of three nutritious elements appear among children aged from 2 to 6 who generally got high level of protein and fat intakes and low level of carbohydrate intakes.Conclusion The study shows that children aged from 4 to 6 fail to intake adequate nutrients and an improper division of energy appears generally among children aged from 2 to 6.Thus the guidance and supervision for children nutrition should be further strengthened.