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[目的]研究5岁以下儿童贫血状况及其相关影响因素,为制订相关措施提供依据。[方法]采用多层随机抽样方法,抽取郑州市城市、郊区和农村5岁以下的儿童作为研究对象,采用氰化高铁法(HICN)对儿童及母亲进行血红蛋白测定。[结果]本次共调查5岁以下儿童及母亲2945对,其中儿童贫血605人,占20.54%,母亲贫血173人,占5.87%。儿童贫血高峰在12~14个月,以6~18个月龄组的儿童贫血人数最多,占50.41%。[结论]5岁以下儿童贫血的重点地区在农村,重点年龄是2岁以下的儿童;儿童贫血与母亲贫血、母乳喂养、辅食添加有相关关系。
[Objective] To study the anemia status of children under 5 years old and its related influencing factors, and provide the basis for making relevant measures. [Methods] With multi-layer random sampling method, children under 5 years of age in urban, suburban and rural areas of Zhengzhou city were selected as research objects. Hemoglobin of children and mothers were determined by HICN. [Results] A total of 2945 pairs of children under 5 years of age and their mothers were investigated. Among them, 605 were children with anemia, accounting for 20.54%, and 173 were anemic with mothers, accounting for 5.87%. The peak of children’s anemia was between 12 and 14 months, with the highest number of children’s anemia in 6-18 months, accounting for 50.41%. [Conclusion] The focus of anemia in children under 5 years of age is in rural areas. The key age is children under 2 years of age. There is a correlation between children’s anemia and mother’s anemia, breastfeeding and complementary food supplement.