2006-2015年山西省太原市丙型病毒性肝炎流行特征分析

Epidemiology of viral hepatitis C in Taiyuan,2006-2015

目的了解2006-2015年太原市丙型病毒性肝炎(丙肝)的流行特征,为防治工作提供理论依据。方法采用描述流行病学方法对太原市2006-2015年丙肝流行特征进行分析。结果 2006-2015年太原市累计报告丙肝病例14 841例,年发病率38.56/10万,10年间平均增长速度约为11.64%。太原市2006-2015年丙肝报告发病率总体呈逐年上升趋势。丙肝占甲乙丙类传染病总发病数的比例、占肝炎比例和占血液及性传播疾病比例逐年增加。全年各月均有发病,无明显季节性;中心城区发病率高于远郊县;发病以青壮年为主,无性别差异;职业分布以家务待业、离退休人员、工人和农民为主,占75.14%。吸毒者丙肝阳性检出率明显高于暗娼、男男性行为者、性病门诊男性就诊者和无偿献血者。结论近年来,太原市丙肝发病率呈快速上升趋势,应尽快开展相应的现场流行病学调查和制定预防控制措施以控制丙肝流行。

Objective To understand the epidemiological characteristics of hepatitis C in Taiyuan,Shanxi province,from2006 to 2012 and provide evidence for the prevention and control of viral hepatitis C. Methods Descriptive epidemiological analysis w as conducted by using the incidence data of viral hepatitis C in Taiyuan during this period. Results During 2006-2015,a total of 14 841 viral hepatitis C cases w ere reported in Taiyuan,the annual incidence rate w as about 38. 56 /100 000,and the average annual grow th rate w as about 11. 64%,show ing an increase trend. The proportions of viral hepatitis in class A,B and C communicable diseases,in all type viral hepatitis and in blood borne infectious diseases increased w ith year. The disease occurred all the year around,no seasonality w as observed. The incidence w as higher in urban area than in rural area.The disease mainly affected young adults w ithout gender difference. The cases w ere mainly distributed in the unemployed,the retired,w orkers and farmers,accounting for 75. 14%. The detection rate of hepatitis C virus w as higher in drug users than in female sex w orkers,men w ho have sex w ith men,male patients in STD clinics and unpaid blood donors. Conclusion In recent years,the incidence of viral hepatitis C w as in rapid increase in Taiyuan,it is necessary to conduct field epidemiological survey and develop prevention and control measure to reduce the incidence of viral hepatitis C.