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目的:分析开封县1998~2012年疟疾疫情动态,探讨开封县疟疾防控效果,为实现消除疟疾目标提供依据。方法:收集1998-2012年开封县疟疾患者、疟疾灶点处理、“三热”病人(临床诊断为疟疾、疑似疟疾及不明原因发热者)和蚊虫密度监测等疟疾监测资料,用流行病学和统计学方法,对疟疾疫情进行描述和统计分析。结果:1998-2012年,开封县共血检监测“三热”病人62521人,检出疟原虫阳性者26人,阳性检出率为0.04%。本地感染病例15例,外出返乡人员感染者11例,分别占57.69%、42.31%。全县疟疾发病率0.23/10万,疟疾患者以当地病例为主,输入病例次之。没有出现死亡病例。结论:按照《中国消除疟疾行动计划(2010-2020年)》的消除疟疾标准,开封县已进入消除疟疾的巩固阶段。按照现行疟疾防控对策实施下去,开封县能如期实现消除疟疾目标。
Objective: To analyze the epidemic situation of malaria in Kaifeng County from 1998 to 2012, and to explore the malaria prevention and control effect in Kaifeng County, so as to provide the basis for the goal of eliminating malaria. Methods: The malaria surveillance data of malaria patients, malaria point treatment, “three hot” patients (clinically diagnosed as malaria, suspected malaria and unexplained fever) and mosquito density monitoring from 1998 to 2012 were collected. Science and statistical methods to describe and statistically analyze the epidemic of malaria. Results: Between 1998 and 2012, there were 62,521 people in Kaifeng County who were monitored by blood tests and 26 people were positive for Plasmodium, the positive rate was 0.04%. There were 15 local cases of infection and 11 cases of returning patients who returned home, accounting for 57.69% and 42.31% respectively. The incidence of malaria in the county was 0.23 / 100,000. The patients with malaria were mainly local cases, followed by the imported cases. No deaths occurred. Conclusion: Kaifeng County has entered the consolidation phase of eliminating malaria in accordance with the malaria elimination standard of the China Action Plan on Malaria Elimination (2010-2020). According to the implementation of the current malaria prevention and control measures, Kaifeng County can achieve the goal of eliminating malaria on schedule.