广西2007～2013年流行性乙型脑炎流行特征分析

Epidemiological characteristics of Japanese encephalitis in Guangxi Zhuang Autonomous Region from 2007 to 2013

目的分析2007~2013年广西壮族自治区流行性乙型脑炎（乙脑）流行病学特征,为制定防控策略和措施提供依据。方法对中国疾病预防控制信息系统中广西2007~2013年报告的乙脑疫情资料进行分析,描述其流行病学特征。结果 2007~2013年广西共报告乙脑病例720例,其中死亡37例,年均发病率为0.21/10万,年均死亡率为0.011/10万。贵港市、河池市和玉林市报告例数分列广西全区前三位;5~8月为广西乙脑高发季节;病例主要集中在15岁以下儿童,占总发病数的99.17%。结论广西乙脑发病率呈逐年下降趋势,但仍需加强预防接种工作,结合其他措施进行综合防控。

Objective To analyze the epidemiological characteristics of Japanese encephalitis（JE） in Guangxi ZhuangAutonomous Region（Guangxi）from 2007 to 2013 and to provide the foundation for prevention and control of JE. Methods The data was collected from China Information System for Disease Control and Prevention, and the epidemiologicalcharacteristics of JE in Guangxi from 2007 to 2013 were analyzed by descriptive epidemiology. Results From 2007 to 2013,a total of 720 cases of JE were reported in Guangxi with the average incidence rate of 0.21/100 000, and 37 death cases werefound with the average mortality rate of 0.011/100 000. The top three cities which had reported JE cases were Guigang, Hechiand Yulin, respectively. From May to August was the morbidity peak of JE in Guangxi. 99.17% of all cases were aged less than15 years. Conclusion From 2007 to 2013, the JE incidence in Guangxi demonstrated the declining trend. Effective controlmeasures be taken to strengthen the vaccination and multi-strategy.