南昌市1985～2002年流行性乙型脑炎流行病学特征分析

目的　了解南昌市流行性乙型脑炎 (乙脑 )的流行情况 ,为有效控制乙脑提供科学依据。方法　分析南昌市1 985～ 2 0 0 2年乙脑的流行病学特征。结果　南昌市乙脑发病率总体呈下降趋势 ,自 1 991年乙脑疫苗纳入计划免疫管理后 ,乙脑发病率逐年下降 ,发病数农村明显多于城区 ,发病呈明显的夏秋季高峰 ,发病多为 1 0岁以下儿童。结论　防制乙脑应采取以预防接种及灭蚊、防蚊为主的综合性预防措施。预防接种的重点为农村地区 1 0岁以下儿童

Epidemiologic Analysis of Japanese B Encephalitis in Nanchang During 1985-2002

Objective To understand the epidemic situation of Japanese B Encephalitis (JE) in Nanchang and provide scientific evidences for controlling JE effectively. Methods The epidemiologic characteristics of JE in Nanchang during 1985-2002 was analyzed. Results The results showed that the overall JE incidence appeared downtrend in Nanchang and decreased year by year since 1991 when JE was incorporated into the expanded program on immunization management,the number of JE cases in rural areas was more than that in urban areas,the incidence peak was during Summer and Autumn obviously,and most of the JE cases were among the children under 10 years old. Conclusion The general prevention measures mainly by killing mosquito,preventing mosquito, and vaccination in JE prevention should be adopted.The main target of vaccination should be among the children under 10 years old.