宝鸡市2005～2007年494例病毒性脑炎的监测结果分析

Surveillance of 494 Viral Encephalitis Cases in Baoji Municipal During 2005-2007

目的了解宝鸡市2005～2007年病毒性脑炎监测系统运行效果,探讨流行性乙型脑炎(乙脑)流行病学特征及控制乙脑的策略和措施。方法建立病毒性脑炎监测系统,对病毒性脑炎病例进行专项监测,采用EPIData和Excel软件进行统计分析。结果病毒性脑炎与乙脑发病季节吻合,但发病年龄组构成不同。病毒性脑炎的漏诊率为23.76%。90d、180d随访,实际留有后遗症数是常规报告数的5.5倍,实际死亡数是报告死亡数的7倍。结论为了提高乙脑诊断及报告的准确性,应在乙脑流行季节开展病毒性脑炎监测及乙脑随访。

Objective To understand the impact of surveillance system of viral encephalitis during 2005-2007 in Baoji city of Shaanxi province,to find epidemiological characteristic,control strategies and measurement to Japanese Encephaliti（sJE）.Methods Establishing the monitoring system of viral encephalitis,special monitoring of viral encephalitis cases was analyzed statistically by Epi data and Excel software.Results The seasonal trend of viral encephalitis was identical with that of JE,but the age of the incidence was different.Rate of missed diagnosis was 23.76%,squealae cases was 5.5 times of the regular reported cases.The actual mortality was 7 times of the reported cases after 90 days and 180 days follow- up visit.Conclusions Viral encephalitis monitoring and JE follow-up should be conducted in epidemic season so as to improve the accuracy of report and diagnosis of JE.