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目的评估血吸虫病区的改厕工作卫生效益。方法在目前仍然存在血吸虫病流行的湖南、湖北、江西、安徽、江苏、云南、四川等7个省,每省随机抽取2个血吸虫病流行县,每县分别选取3个村,其中2个村为完成改厕村,1个村为非改厕村;每村随机抽取30户农户,进行现场调查和厕所粪便样品检测。结果改厕地区人群血吸虫感染率比非改厕地区人群低47.32%;改厕地区人群肠道传染病发病率比非改厕地区人群低42.31%;使用卫生厕所人群血吸虫病患病率比使用非卫生厕所人数低63.5%。结论在中国血吸虫病流行的农村地区,通过卫生厕所的推广与建设,可降低居民血吸虫感染率和肠道传染病发病率。
Objective To evaluate the hygienic efficacy of toilet renovation in schistosomiasis. Methods Currently there are still seven endemic schistosomiasis endemic areas in Hunan, Hubei, Jiangxi, Anhui, Jiangsu, Yunnan and Sichuan. Two schistosomiasis endemic counties are randomly selected in each province. Three villages are selected for each county, of which two villages In order to complete the lavatories, one village is a non-lavatory village; 30 peasants are randomly selected from each village for on-site investigation and toilet stool sample testing. Results The prevalence of schistosomiasis in the lavat area was 47.32% lower than that in the non-lavat area; the incidence rate of intestinal infectious diseases in the lavat area was 42.31% lower than that in the non-lavat area; the prevalence of schistosomiasis in the latrine population was higher than that in the non- The number of sanitary lavatories is 63.5% lower. Conclusion In the rural areas where schistosomiasis prevalence in China, the promotion and construction of sanitary latrines can reduce the incidence of schistosomiasis and the incidence of intestinal infectious diseases.