武汉市学龄前儿童VA缺乏及其营养状况调查

Survey on vitamin A nutritional status of preschool children in Wuhan

对武汉市两所幼儿园２～７岁学龄前儿童进行了营养状况调查。膳食调查结果：蛋白质、脂肪及热能摄入量基本正常；视黄醇摄入量明显不足，占我国推荐量标准４４．５％～６５．１％；钙摄入量不足。实验室检测：贫血率１６．９％；血清ＶＡ缺乏率１０．９０％，亚临床缺乏率２１．９６％；血清ＶＡ水平与血红蛋白呈正相关，相关系数ｒ＝０．１５４。

The study evaluated the nutrioional status of 2￣7 years old children in Wuhan. The dietary survey results showed that the intake of protein, fat and energy was sufficient. The intake of retional was significantlly low, It is only 44.5%￣65.1% of RDA. Calcium was not sufficient. Blood test results revealed the anemia rate was 16.9%. The serum VA deficiency rate was 10.9% and the subclinical deficiency rate was 21.69%.A positive Ca relation between serum VA and hemoglobin level (r=0.154) was observed.