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为了解全省血吸虫病流行现状及不同类型流行区流行特征,评价血防“八五”规划防制策略效果,1995年9-11月,采取分型、分层整群随机抽取样本村52个。未控制流行村43个,粪检阳性率7.84%,病人EPG、G分别为63.27、17.63;人群EPG、G分别为4.96、0.26;晚期血吸虫病患病率为0.27%;粪检阴、阳性人群症状体征出现率存在明显差异(P<0.05);耕牛粪检阳性率9.63%。控制流行区9个村,IHA阳性率为0.09%;粪检未发现病人。推算全省尚有病人228498人;晚期血吸虫病病人9151人;病牛12314头。与1989年抽样调查结果比较,居民粪检阳性率下降了45.44%;耕牛粪检阳性率下降了45.19%。
In order to understand the prevalence of schistosomiasis in the province and the epidemiological characteristics of different types of endemic areas, evaluate the effect of prevention and control measures for the “Eighth Five-Year Plan” of blood-borne diseases. From September to November in 1995, 52 sample villages were randomly selected from sub-type and stratified clusters. There were 43 uncontrolled endemic villages and the positive rate of fecal examination was 7.84%. The EPG and G of patients were 63.27 and 17.63 respectively. The population EPG and G were 4.96 and 0.26 respectively. The prevalence of advanced schistosomiasis was 0.27 %. There was a significant difference in symptoms and signs of fecal negative and positive people (P <0.05). The positive rate of cattle manure detection was 9.63%. 9 villages in control prevalence area, the positive rate of IHA was 0.09%; no patient was found in the stool examination. It is estimated that there are 228498 patients in the province; 9151 patients with advanced schistosomiasis; and 12314 sick cattle. Compared with the results of the sampling survey in 1989, the positive rate of residents drop 45.44%; the positive rate of cattle manure drop 45.19%.