聊城市2005--2007年流行性乙型脑炎流行病学分析

目的分析聊城市2005—-2007年流行性乙型脑炎（简称乙脑）发病和流行特征，为预防控制乙脑的发病和流行提供依据。方法对聊城市2005—-2007年乙脑的疫情资料进行统计分析。结果2005—-2007年聊城市共报告乙脑病例82例，其中男44例，女38例，15岁以下病例占65．85％，8个县（市、区）均有发病，发病高峰在8月份，死亡8例，病死率9．76％。结论乙脑在少年儿童中发病多见，发病高峰季节与蚊虫高峰一致。加强以预防接种、防蚊灭蚊为重点的综合防治措施，是预防和控制乙脑传播和流行的关键。

Epidemic Encephalitis B in Liaocheng City during 2005-2007

Objective ] To analyze incidence and epidemic features of epidemic encephalitis B, and provide evidence for prevention and control. Methods] The epidemic data of epidemic encephalitis B collected from 2005--2007 was analyzed. Results] 82 cases of epidemic encephalitis B were reported, 44 were male, 38 were female, the cases under 15 years old accounted for 65.85%, all of the 8 counties （ cities, district） had reported cases, August had the morbidity peak, 8 were death cases with mortality of 9.76%. Conclusion] Children were easier to be infected and the peak season was consistent with that of mosquito. The key to epidemic encephalitis B prevention and control is to strengthen comprehensive control measures such as Vaccination and anti-mosquito.