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目的分析广安市2004-2008年乙脑流行特征,为其防治提供科学依据。方法对国家疾病报告管理信息系统和广安市疾病预防控制中心流行病学的调查资料进行分析。结果5年间共报告流行性乙型脑炎741例,死亡24例;发病高峰在7、8月,占发病总数的92.44%;男∶女=1.9∶1;病例主要分布于1~7岁年龄组,占病例总数的81.51%(604/741);散居儿童发病最多,占病例总数的62.89%(466/741),其次是幼托儿童和学生,分别占病例总数的19.16%(142/741)、16.46%(122/741)。结论广安市乙脑发病仍处于较高水平,应采取综合性措施加强防控工作。
Objective To analyze the epidemiological characteristics of Japanese encephalitis from 2004 to 2008 in Guang’an City and provide a scientific basis for its prevention and treatment. Methods The epidemiological survey data of the National Disease Reporting Management Information System and Guang’an Municipal Center for Disease Control and Prevention were analyzed. Results A total of 741 cases of Japanese encephalitis (JE) were reported over the 5 years, with 24 deaths. The peak incidence was in July and August, accounting for 92.44% of the total cases. The male and female were 1.9: 1. The cases were mainly distributed between 1 to 7 years of age Group, accounting for 81.51% (604/741) of the total number of cases; the incidence of scattered children was the highest, accounting for 62.89% (466/741) of the total number of cases, followed by preschool children and students, accounting for 19.16% (142/741 ), 16.46% (122/741). Conclusions The incidence of Japanese encephalitis in Guang’an City is still at a high level. Comprehensive measures should be taken to strengthen prevention and control.