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为了掌握我省湖汉亚型疫区血吸虫病流行现状及流行特征,1995年9-11月,按照全国血吸虫病抽样调查统一方案,进行了抽样调查,现将结果报告如下。1内容与方法1.1本次调查以1989年抽样调查结果为基线资料,按疫区人口1%地的比例抽样,以行政村为单位,采取分层整群随机抽样方?
In order to grasp the current situation and epidemic characteristics of schistosomiasis in Hunan and Hunan sub-endemic areas, from September to November in 1995, a sample survey was conducted in accordance with the national unified plan for sampling of schistosomiasis. The results are reported as follows. 1 Contents and Methods 1.1 The survey was based on the sampling survey results of 1989 and was sampled according to the proportion of 1% of the population in the epidemic area. Taking the administrative village as a unit, stratified cluster random sampling was adopted.