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[目的]探索周口市网络直报系统运行状况下的传染病发生情况,分析流行特点和影响因素,为今后制定传染病预防控制策略和措施提供科学依据。[方法]对周口市2004～2008年法定报告传染病疫情资料进行分析。[结果]2004～2008年,合计报告乙类和丙类传染病21种、158 040例,死亡974例,年均发病率为293.76/10万,病死率为0.62%。年发病率(/10万),2004年为217.68,2005年为274.65,2006年为278.48,2007年为333.52,2008年为362.79。年均发病率最高的5种为病毒性肝炎(131.90/10万)、肺结核(90.42/10万)、痢疾(32.44/10万)、流行性腮腺炎(10.01/10万)、麻疹(5.29/10万)。[结论]实行网络直报的2004～2008年,传染病报告发病率呈明显上升趋势,发病率居前5位的传染病是病毒性肝炎、肺结核、痢疾、流行性腮腺炎和麻疹。
[Objective] The research aimed to explore the occurrence of infectious diseases in the network direct reporting system of Zhoukou City, analyze the epidemic characteristics and influencing factors, and provide a scientific basis for the formulation of prevention and control strategies and measures for infectious diseases in the future. [Method] The data of epidemic situation of notifiable infectious diseases in Zhoukou City from 2004 to 2008 were analyzed. [Results] From 2004 to 2008, 21 kinds of infectious diseases of Category B and C were reported, including 158 040 cases and 974 deaths. The average annual incidence rate was 293.76 / 100,000 and the case fatality rate was 0.62%. The annual incidence rate (/ 100,000) was 217.68 in 2004, 274.65 in 2005, 278.48 in 2006, 333.52 in 2007 and 362.79 in 2008. The five most common annual incidence rates were viral hepatitis (131.90 / 100,000), tuberculosis (90.42 / 100,000), dysentery (32.44 / 100,000), mumps (10.01 / 100,000), measles (5.29 / 100,000). [Conclusion] The reported incidence of infectious diseases showed an obvious upward trend from 2004 to 2008 with direct online reporting. The top 5 infectious diseases were viral hepatitis, tuberculosis, dysentery, mumps and measles.