Analysis on the monitoring of influenza in Maanshan from 2006 to 2007
- VernacularTitle:安徽省马鞍山市2006-2007年流感监测分析
- Author:
Zhirong ZHAO
;
Weiling YAO
;
Kailan HUO
;
Zhibin SHEN
- Publication Type:Journal Article
- Keywords:
Influenza;
Influenza A virus;
Influenze B virus;
Population surveillance
- From:
Chinese Journal of Disease Control & Prevention
2009;0(02):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To explore the epidemic trend of influenza and pandemic virus variation in Maanshan, and to provide scientific basis for the prevention of influenza. Methods The ILI data of monitor hospitals and some ILI nasopharyngeal specimens were collected, then influenza virus was isolated by MDCK cells, and influenza serotypes were identified by HI. Results 15 904 cases of ILI were reported from 2006 to 2007. The detectable rate of influenza like illness in outpatients was 6.63%. 2 656 nasopharyngeal specimens of ILI were collected, and 358 strains of influenza virus were isolated, with isolation rate of 13.48%, of which 142 were H1N1 subset influenza A virus, 49 were H3N2, 72 were Victoria subset influenza B virus, and 96 were Yamagata. Conclusions During 2006 and 2007 two peaks of influenza-like illness in outpatients was in winter-spring and summer seasons of each year. More attention meeds to be paid to the monitoring of influenza.
