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为了解山东省农民弓形体感染情况,1986年9月,我们应用IHA法对滕县799名农民进行了血清流行病学研究,结果如下。 一、材料与方法 估计山东农民弓形体感染率为5％,定α=0.01,δ=0.02,按公式求得样本含量790人。随机抽取本村和邵村两个自然村,共采集血清标本799份;其中447份仅制成滤纸干血液标本,352份同时制成血清和滤纸干血滴标本。所用试剂均
To understand the situation of Toxoplasma gondii infection among farmers in Shandong Province, in September 1986, we conducted a serological epidemiological study of 799 farmers in Teng County using the IHA method. The results are as follows. First, the material and methods To estimate the prevalence of toxoplasma in Shandong peasant is 5%, set α = 0.01, δ = 0.02, according to the formula obtained sample size of 790 people. A total of 799 serum samples were collected from two villages in this village and Shao Village at random. Of these, 447 were only made into dried blood samples of filter paper, and 352 were also made into serum and dried blood samples of filter paper. Reagents are used