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目的分析2005-2015年安陆市戊型病毒性肝炎(戊肝)的流行病学特征,为控制戊肝病毒流行提供依据。方法利用疾病控制信息管理系统报告的戊型病毒性肝炎数据,采用描述性流行病学方法对戊肝发病情况进行分析。结果安陆市2005-2015年累计报告戊型病毒性肝炎90例,发病率在0/10万~4.18/10万之间波动,年平均发病率1.31/10万。发病率从2012年后明显上升,到2015年发病率达到了4.18/10万。集中度M值显示仅2013年发病率表现为全年均匀分布,其他年份主要在冬季发病,其次是初春季,其他季节均有发病。平均发病率居前4位的镇街乡镇(镇街)分别是李店(3.09/10万)、府城(2.29/10万)、陈店(1.88/10)万、辛榨(1.39/10)万。戊肝发病率主要集中在31~50岁,男性发病率高于女性,农民发病率最高(65.56%)。90例戊肝患者中,混合感染情况为甲戊肝炎病毒、乙戊肝炎病毒、丙戊肝炎病毒、乙丙戊肝炎病毒分别为1、6、6例和1例。结论安陆市的戊肝发病率有增加趋势,应加强重点人群以及高危人群的免疫规划工作。
Objective To analyze the epidemiological characteristics of hepatitis E virus in Anlu from 2005 to 2015 and provide the basis for controlling the epidemic of hepatitis E virus. Methods The epidemiological method was used to analyze the incidence of Hepatitis E by using the data of E-virus hepatitis reported by the disease control information management system. Results A total of 90 cases of hepatitis E virus were reported in Anlu from 2005 to 2015, and the incidence fluctuated between 0 / 100,000 and 4.18 / 100,000, with an average annual incidence of 1.31 / 100,000. The incidence increased significantly after 2012, reaching 4.18 / 100,000 by 2015. Concentration M values showed that the incidence rate in 2013 only showed a uniform distribution throughout the year. Other years mainly occurred in winter, followed by early spring and in other seasons. The top four towns in terms of average incidence were Zhendian (3.09 / 100,000), Fucheng (2.29 / 100,000), Chendian (1.88 / 10), Xinzhang (1.39 / 10) Million The incidence of hepatitis E mainly in 31 to 50 years old, the incidence of male than female, the highest incidence of farmers (65.56%). In 90 cases of hepatitis E patients, the prevalence of hepatitis B virus, hepatitis B virus, hepatitis E virus and hepatitis E virus were 1, 6 and 6 cases respectively. Conclusion The prevalence of hepatitis E in Anlu City is on the rise. Immunization planning should be strengthened for key population and high-risk population.