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学龄前儿童由于生长发育,对铁的需要有所增加,膳食中铁的供给不足或存在某些因素影响铁的吸收时即可因缺铁而发生贫血。我们曾对北京市宣武区一些托幼机构的儿童进行了贫血调查。为了了解郊区学龄前儿童贫血患病情况,以便为今后防治提供资料,我们于今年5月到密云县半山区,用氰化高铁法(测定前以WHO之标准血红蛋白液校正),测定了1757名学龄前儿童的血红蛋白含量。结果见表Ⅰ。由表中可以看
Preschool children due to growth and development, the need for iron has increased, inadequate supply of iron in the diet or the existence of certain factors that affect the absorption of iron due to iron deficiency and anemia. We conducted an anemia survey on children in some nurseries in Xuanwu District in Beijing. In order to understand the prevalence of anemia among preschool children in the suburbs in order to provide information for prevention and treatment in the future, we went to Mid-Levels district in Miyun County in May this year and measured 1757 subjects using the cyanide rapid transit high-speed rail method (WHO standard hemoglobin solution before measurement) Hemoglobin content in preschool children. The results are shown in Table I. Can be seen from the table