【摘要】 目的了解西北五省(自治区,下同)2011年甲型病毒性肝炎(甲肝)的流行病学特征,为预防控制甲肝提供参考。方法 利用中国法定传染病报告系统数据,进行甲肝描述流行病学分析。结果 2011年,新疆、甘肃、青海、宁夏、陕西西北五省的甲肝报告发病率分别为14.10/10万、13.88/10万、13.13/10万、4.10/10万、1.97/10万。近54%的病例为<15岁儿童,病例主要为农民和学生。2011年报告甲肝突发公共卫生事件主要在农村。结论西北五省2011年甲肝报告发病率高,加强甲肝监测,及时发现、调查、处理甲肝聚集性病例,可有效控制甲肝疫情爆发。更多还原

【Abstract】 Objective To understand the epidemic situation of hepatitis A in five northwestern provinces in 2011and provide the scientific basis for hepatitis A control and prevention in the future.Methods The data of hepatitisA in 2011 from national notifiable disease reporting system was analyzed by Excel 97.Results In 2011,the results of Xinjiang,Gansu,Qinghai,Ningxia,Shaanxi of hepatitis A reported incidence rate are 14.10/100 000,13.88/100 000,13.13/100 000,4.10/100 000,1.97 /100 000 respectively.About 55% hepatitis A cases were children under15 years old.And the reported cases were primarily students on campus and farmers.The reported emergency public affairs mostly happened in the rural areas.Conclusion The incidence reported of hepatitis A of the five northwestern provinces in 2011 are high.It is important to strengthen the monitoring,timely detection,investigation,and deal with emergency public affairs for hepatitis A control.更多还原