中国儿童维生素A缺乏与贫血关系分析

Relationship between vitamin A deficiency and anemia for Chinese children.

【目的】 了解维生素A(VA)缺乏和贫血之间的关系。 【方法】 全国分层抽取 14个省 42个市县的8699名 6岁以下儿童 ,血清维生素A和血红蛋白的测量 ,分别采用荧光法及HemocueSystem血红蛋白测定仪。 【结果】 血红蛋白正常、轻度、中度和重度贫血组儿童VA缺乏率分别为 10 .8%,18.7%,2 3 .2 %,42 .9%,随血红蛋白水平下降显著增加。VA正常、VA可疑缺乏及VA缺乏组儿童贫血患病率分别为 6.1%,12 .7%,17.1%。随血清VA水平下降不仅贫血患病率增加 ,而且贫血严重度增加。

To reveal relationship between the condition of vitamin A and iron deficiency. 8 699 children under 6 years stratified randomly sampled in 14 cities and 28 counties of 14 provinces were surveyed. Levels of serum vitamin A and hemoglobin were examined by fluorescent spectrophotometer and Hemocue System respectively. Prevalences of vitamin A deficiency (VAD) in normal, mild moderate groups and severe anemia groups were 10.8%, 18.7%, 23.2%, 42.9%, respectively. Prevalence rate of VAD rised with the decrease of hemoglobin level. Prevalence rate of anemia in groups of children with normal, suspicious VAD and confirmed VAD were 6.1%, 12.7%, 17.1%, respectively. Both prevalence rates and severity grade of anemia increased with serum vitamin A level decrease. [Conclusion] The condition of vitamin A and iron deficiency in children can be influenced eolch other.