Title: Analysis on the influenza surveillance results from 1998 to 2008 in Foshan
Abstract: Objective To understand the epidemiological trends and regulars of pandemic influenza in FoShan.Methods The influenza surveillance data from 1998 to 2008 were collected and analyzed by the descriptive epidemiological method.Results(1) From 1998 to 2003,the respiratory system disease cases accounted for 35.38% of the outpatients,and the umber of cases were relatively stable each year.(2) From 2004 to 2008,the influenza like illness(ILI) cases accounted for 6.34% of outpatients,which decreased year by year.(3) A total of 740 strains of influenza viruses were isolated during the 11 years,and the positive rate was 14.45%,which were mainly H3N2.Conclusions ILI have strong seasonal incidence in FoShan,and the peak of the outbreaks for ILI appeared from May to August.The predominately happened in primary population with Influenza A as the epidemic superiority virus,the outbreaks for ILI was relatively stable in past years.
Publication Year: 2013
Publication Date: 2013-01-01
Language: en
Type: article
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