2007—2012年上海市黄浦区急性病毒性肝炎流行特征

目的探讨2007—2012年上海市黄浦区病毒性肝炎病例发病特点及流行趋势。方法运用SPSS 20.0、SAS9.1.3软件对2007—2012年肝炎疫情资料和监测资料进行分析。结果 2007—2012年上海市黄浦区肝炎年平均发病率为4.64/10万,2007—2010年呈逐年下降趋势,2011年起呈上升趋势。45.83%（77/168）的病例发生在1—4月份,男女性别比为2.00∶1,以40~59岁人群为主,占59.76%（92/168）。分型监测显示乙型肝炎发病位居首位,占43.45%（73/168）;其次为戊肝,占38.10%（64/168）。结论近年来,黄浦区病毒性肝炎发病呈稳中有降趋势,乙肝和戊肝所占比重上升,肝炎防制工作在继续巩固甲肝低发病率的同时,重点应加强乙肝、戊肝防制工作。

Analysis on epidemiological characteristics of acute viral hepatitis in Huangpu District of Shanghai from 2007-2012

Objective]To discuss the epidemiologic characteristics and trends of acute viral hepatitis in Huangpu District of Shanghai from 2007-2012.Methods]The epidemic information and monitoring data of viral hepatitis from 2007-2012 were analyzed by SPSS 20. 0 and SAS9. 1. 3. Results]The average annual incidence rate of viral hepatitis in Huangpu District of Shanghai from2007-2012 was 4. 64 /lakh. The annual incidence rate decreased gradually during 2007-2010,while it showed an increasing trend since 2011. 45. 83%（ 77 /168） of cases occurred January and April. The male-to-female ratio was 2. 00 ∶ 1,and patients aged40-59 years old accounted for 59. 76%（ 92 /168）. The proportion of hepatitis B cases was the greatest,which was 43. 45%（73/168）,followed by hepatitis E,accounting for 38.10%（64/168）.Conclusion]In recent years,the incidence rate of viral hepatitis has declined stably,and the proportions of hepatitis B and hepatitis E are increasing. The prevention and control of viral hepatitis should focus on hepatitis B and hepatitis E while maintaining the low incidence rate of hepatitis A.