Prevalence of hemorrhagic fever with renal syndrome in Tieling city,Liaoning province,2004-2013

Objective To examine epidemiologic characteristics of hemorrhagic fever with renal syndrome(HFRS) in Tieling city and to provide evidences for the prevention and control of HFRS.Methods Descriptive epidemiological method was adopted to analyze the incidence data of HFRS in Tieling city from 2004 through 2013.Results A total of 968 HFRS cases were reported during the period,including 7 deaths.The average annual incidence was 3.38/100 000 and the case fatality was 0.72%.The cases were reported in all the 7 counties or districts of the municipality.The incidence peaked during October-December in a year and most of the cases were aged 15-59 years and 77.69% of the cases were farmers.Conclusion The epidemic of HFRS was severe compared to the average level in China and showed an increasing trend during 2011 to 2013.