阿拉善黄鼠疫源地鼠疫流行趋势及预防对策

Plague epidemic trend in a foci with Citellus alaschanicus and prevention strategy

目的通过分析阿拉善黄鼠疫源地鼠疫流行趋势,探讨有效的预防对策。方法对阿拉善黄鼠自然疫源地,1962-2007年阿拉善黄鼠鼠疫的流行特点进行描述性分析。结果本疫源地动物鼠疫的流行季节仅局限在4-8月,流行曲线呈单峰型,高峰在6月。44年来,较大或明显的动物鼠疫流行了3次,并有局部散在流行。每次流行延续年限为1-2-5-8年,间歇时间为1-2-6年。结论结果表明,本疫源地动物鼠疫将较长时间不规律的间断流行。坚持防治、监测、灭鼠灭蚤等预防对策,是该疫源地人间鼠疫防控的有效办法。

Objective To analyze the plague epidemic trend in a focus with Citellus alaschanicus and discuss the effective prevention strategies. Methods A descriptive epidemiological study was conducted to analyze the epidemic features of plague in Citellus alaschanicus foci from 1962 to 2007. Results Animal plague epidemic was only observed during the period from April to August, suggesting a single- peak curve for the prevalence, with the peak in June. During the past 44 years, large-scale or noticeable animal plague epidemic occurred for three times in company with sporadic cases. Each epidemic lasted a span of 1-2-5-8 year, with the interval of 1-2-6 year. Conclusion The results showed that animal plague would occur intermittently over a long period of time in the foci. However, surveillance, deratization, depulization are the effective strategies for the prevention and control of human plague in this plague foci.