重庆市丙型病毒性肝炎血清流行病学调查

目的了解重庆市丙型肝炎（丙肝）病毒（HCV）感染现状,为制订防治策略提供依据。方法采用多阶段分层随机抽样的方法抽取3251名1-59岁人群进行血清流行病学调查,用酶联免疫吸附试验（ELISA）夹心法检测抗-HCV。结果重庆市1-59岁人群抗-HCV阳性率为0.80%,北碚区感染率最高为1.66%,酉阳县最低为0.38%,城市和农村抗-HCV阳性率分别为1.05%和0.60%。有手术史和献血史人群抗-HCV阳性率分别为2.70%和1.37%。结论重庆市抗-HCV阳性率低于我国人群一般水平,丙肝感染在重庆各地均存在,有献血史人群的丙肝感染率高于无受血献血史人群。

Seroepidemiological Survey and Analysis of Virus Hepatitis C in Chongqing

Objective To know about the epidemic situation of virus hepatitis C in Chongqing and provide theoretic basis for the prevention of the hepatitis C. Methods Stratified-clustered-random sampling was adopted in this study in different stage. A total of 3 251 residents aged from 1 to 59 years old were surveyed by questionnaire and their blood samples were taken to test. Anti-HCV was detected with ELISA method. Results The adjusted rate of anti-HCV was 0. 80%. The rate of anti-HCV was 0. 92% in men and 0.66% in women. The rate was 1.05% in urban area and 0. 60% in rural area. The rate was 2. 70% in population with an operative history and 1.37% in population with blood donation history. Conclusion The result revealed HCV infection rate had been decreased evidently in ten years. The rate in population with a history of blood donation was higher than that in others.