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目的探讨2009~2013年辽宁省鞍山市乙型病毒性肝炎(乙肝)发生特征,为调整乙肝防治策略提供参考依据。方法收集中国疾病预防控制信息系统报告的鞍山市乙肝病例个案数据,采用描述性流行病学方法进行分析。结果鞍山市2009~2013年乙肝报告发病率波动在37.55/10万~101.04/10万。报告病例以慢性乙肝为主,急性乙肝占4.42%。城区发病率高于农村,男性高于女性,<15岁儿童发病率较低,发病年龄集中在20岁以上人群。结论乙肝发病率整体呈下降趋势,应提高乙肝病例诊断、报告的准确性,关注成年人的乙肝防制工作。
Objective To investigate the characteristics of hepatitis B virus (HBV) in Anshan City, Liaoning Province from 2009 to 2013, and to provide a reference for adjusting the prevention and treatment strategies of hepatitis B. Methods The data of hepatitis B cases reported in China’s disease prevention and control information system were collected and analyzed by descriptive epidemiological method. Results The incidence of hepatitis B in Anshan from 2009 to 2013 fluctuated between 37.55 / lakh and 101.04 / lakh. Reported cases of chronic hepatitis B, acute hepatitis B accounted for 4.42%. The prevalence rate in urban areas is higher than that in rural areas, and in males it is higher than that in females. The incidence of children less than 15 years old is relatively low, and the age of onset is concentrated in people over 20 years of age. Conclusion The overall incidence of hepatitis B shows a downward trend. The accuracy of diagnosis and report of hepatitis B should be improved, and the prevention and control of hepatitis B in adults should be concerned.