2004-2013年许昌市乙型病毒性肝炎流行病学分析

Epidemiological Analysis on Hepatitis B Virus in Xuchang,2004-2013

目的了解河南省许昌市乙型病毒性肝炎(乙肝)流行特征,为制定防控措施提供依据。方法采用描述流行病学方法对2004-2013年连许昌市乙肝疫情资料进行统计分析。结果 2004-2013年许昌市共报告乙肝54 116例,年平均发病率为126.88/10万,发病率以2006年最高,164.51/10万;2013年最低,84.83/10万;病例主要集中在鄢陵县和许昌县,一年四季均有病例发生,无明显季节高峰。职业以农民为主,年龄集中在15岁以上青壮年,男女发病数之比为1.31∶1。结论许昌市乙肝疫情呈总体下降趋势,乙肝防控应继续实施综合措施,尤其要加强鄢陵县、许昌县等重点地区乙肝防控,做好青壮年、农民等重点人群乙肝疫苗接种的普及和宣传工作,以降低乙肝的流行。

Objective To understand the epidemiological characteristics of hepatitis B virus（ HBV） in Xuchang city,Henan province and for formulating prevention and control measures. Methods With descriptive epidemiological method,the HBV epidemic data in 2004- 2013 were statistically analyzed. Results There were altogether 54 116 cases of HBV reported,with an annual incidence of 126. 88 / 105. The highest incidence was in2006（ 164. 51 / 105） and the lowest was in 2013（ 84. 83 /105）. The cases were mainly distributed in Yanling county and Xuchang county and were distributed in all the four seasons,with no apparent incidence peak. The occupation was mainly peasants and the onset age was mainly 15 years or older. The gender ratio was 1. 31： 1.Conclusion The epidemic of HBV in Xuchang is on declining in the period. Comprehensive measures need to be carried out,especially in Yanling county and Xuchang county and in populations of youths and peasants.