论文部分内容阅读
目的:了解2012~2014年贵阳市B型流感流行趋势,为防控B型流感提供科学依据。方法:采集流感样病例(ILI)的咽拭子,使用实时荧光定量PCR方法对流感样病例(ILI)咽拭子样进行检测。收集2012~2014年流感监测资料进行分析。结果:监测了4936份流感样病例样本,其中阳性161份,各年龄段均易感,其中30岁以下病例126份,占总阳性的78.26%。结论:2012~2014年间贵阳市B型流感主要在早冬春季流行,在流感中检出率呈逐年下降趋势,30岁以下病例占总流感阳性78.26%,揭示了贵阳市B型流感流行趋势,为贵阳市B型流感防控提供科学依据。
Objective: To understand the epidemic trend of influenza B in Guiyang from 2012 to 2014 and provide a scientific basis for the prevention and control of influenza B infection. Methods: Throat swabs from influenza-like cases (ILI) were collected and the throat swab samples of ILI were detected by real-time fluorescence quantitative PCR. Influenza surveillance data from 2012 to 2014 were collected for analysis. Results: A total of 4936 samples of influenza-like illness were monitored, of which 161 were positive. All of them were susceptible to all age groups, of which 126 were under the age of 30, accounting for 78.26% of the total. Conclusion: During the period of 2012-2014, influenza B of Guiyang City was prevalent in early winter and spring. The detection rate of influenza B in the city was declining year by year. The prevalence of influenza B was 78.26% under the age of 30, which revealed the epidemic trend of influenza B in Guiyang, Provide a scientific basis for prevention and control of type B influenza in Guiyang.