2004-2007年湖北省十堰市流感样病例暴发疫情监测

目的　分析2004-2007年湖北省十堰市流感样病例暴发疫情监测结果。方法　通过流行病学、病原学和血清学等方法进行监测。结果　37起流感样病例暴发疫情涉及市区与全部6个县市，其中36起发生在中小学校；发病例数在6～159例之间，平均罹患率为2.89%。结论　2004-2007年，十堰市中小学校及托幼机构流感样病例主要集中在1-5月，其次为9月；病原体以H3N2亚型和B型Victoria系流感病毒为主，也检出了呼吸道合胞病毒。

Surveillance of influenza like outbreaks In Shiyan city, 2004-2007

Objective The study was conducted to analyze the results of the surveillance of influenza-like outbreaks in Shiyan city from 2004 to 2007. Methods Epidemiologic,etiologic and serological analysis was conducted in the present study. Results A total of 37 influenza-like cases were found,involving the urban areas along with all six counties and cities,36 of which occurred in primary and secondary schools. The number of affected persons was about 6 to 159,with an average attack rate of 2.89%. Conclusion From 2004 to 2007,influenza-like cases mainly concentrated in primary and secondary schools and nurseries during the period from January to May,followed by September,in Shiyan city. The pathogen was influenza virus subtype H3N2 and type B of Victoria species. Respiratory syncytial virus was also detected.