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营养性贫血是我国小儿常见病、多发病,被列入小儿“四病”之一。我们选择锦州铁路地区两个有代表性的幼儿园,对幼儿进行了营养性贫血的流行病学调查。1 调查对象与方法1.1 调查对象以锦州铁路地区各幼儿园的幼儿为总体,以整群抽样的方法,抽取生活水平和居住条件有代表性的锦铁第一幼儿园(以下简称一园,是干部居住地区)和锦铁第四幼儿园(以下简称四园,是工人较集中的住宅区)。1.2 实验室检查1.2.1 样品采集Hb和PCV测定均在午前采无名指血,下午测定结果。1.2.2 Hb测定采用氰化高铁血红蛋白法(国产721分光光度计)。1.2.3 PCV测定用超微量法测定红细胞比积。
Nutritional anemia is common in children in our country, frequently-occurring disease, was included in children, “four” one. We chose two representative kindergartens in Jinzhou Railway area to conduct an epidemiological investigation of nutritional anemia in young children. 1 Subjects and Methods 1.1 Survey respondents Jinzhou Railway area of kindergarten children as a whole, by cluster sampling method, the living standards and living conditions are representative of the first iron kindergarten (hereinafter referred to as a park, cadres living Area) and the fourth iron kindergarten (hereinafter referred to as four parks, workers are more concentrated residential area). 1.2 Laboratory tests 1.2.1 Sample Acquisition Hb and PCV were measured in the anonymous blood collected in the afternoon, the afternoon determination of the results. 1.2.2 Determination of Hb cyanide methemoglobin method (domestic 721 spectrophotometer). 1.2.3 Determination of PCV Ultramicro method for determination of hematocrit.