2002-2005年广西鼠疫疫区后期处理的效果调查

Investigation on the outcome of later stage treatment of plague epidemic in Guangxi

目的评价2002-2005年广西鼠疫疫区后期处理的效果。方法对原疫点及其周围10km范围内的所有村屯进行灭鼠前后鼠蚤密度、灭鼠、疫情线索搜查及健康教育调查。结果4年间，广西鼠疫病例数由42例降到0例，鼠疫菌检出率由0．19％降到0，鼠疫F1抗体阳性率由o．38％降到0，鼠密度由5．9％下降到2．7％，地面游离蚤指数由0．0027下降到0．0001。结论鼠疫疫区后期处理工作的实施。使鼠疫疫情得到了明显的遏制，取得了显著的效果，值得在广大疫区推广。

Objective To investigate the outcome of the anaphase treatment for plague epidemic in Guangxi. Methods The investigation were carried out in all villages 10 km centered around the focus in the plague epidemic areas, which included mouse density survey, extinguish of rats, prevalence clue and healthy education. Results In the recent 4 years, the new cases of plague in Guangxi Province dropped from 42 to 0, so did the tested rate of positive Yersinia pestis, dropping from 0.19% to 0. The positive rate of plague F1 anti-body declined from 0.38% to 0, so did the mouse density, from 5.9% to 2.7%. The index of free flea on the surface of floor surface decreased from 0.0027 to 0.0001. Conclusions Later stage treatment for plague in epidemic areas has obviously reduced the prevalence of plague, which should be adopted popularly in the epidemic areas of plague.