腹泻是5岁以下儿童死亡的主要原因.Sommer等报道了维生A缺乏症与儿童死亡率的关系,认为3岁以下干眼病儿童腹泻发生率为非千眼病儿童的3倍,但有关轻度千眼病与腹泻发生率的关系的研究尚未见报道。为判断维生素A缺乏是否 Diarrhea is the leading cause of death among children under 5. Sommer et al reported the relationship between vitamin A deficiency and child mortality and found that the incidence of diarrhea among children under 3 years of age with dry eye was 3 times higher than that of non-CHD children, The relationship between one eye disease and the incidence of diarrhea has not been reported. To determine if vitamin A deficiency is present or not