2005-2013年徐州市疟疾疫情分析

Analysis of malaria epidemic in Xuzhou City from 2005 to 2013

目的 了解徐州市疟疾流行特点、规律和变化趋势，为制订有效防治措施提供科学依据。 方法 收集徐州市2005-2013年疟疾个案调查表和专报系统的流行病学调查资料．对资料进行描述性流行病学分析。 结果 2005-2013年共报告疟疾968例，均为散在病例。无暴发流行。本地感染病例728例，占75．21％（728／968） 境外输入性病例73例，占7．54％（73，968） 国内输入性病例167例．占17．25％（167／968）。2012-2013年无本地感染病例。对2005-2010年和2011—2013年病例分型进行分段比较，差异有统计学意义（XZ=674．37，P〈0．05）。 结论 徐州市自2012年以来无本地感染疟疾报告。疟疾病例感染来源从本地感染为主转变为本地人口外出感染为主。应认真做好出国务工人员及流动人口管理和监测。降低疟疾继发性传播的风险。

Objective To understand the epidemic characteristics, pattern and trend of malaria inXuzhou City,in order to provide a basis for the development of effective control measures. Methods Theepidemiological data were collected from the case questionnaire of malaria and the the Internet Reporting Sys-tem from 2005 to 2013 in Xuzhou City, then analyzed by the descriptive epidemiological analysis. ResultsA total of 968 malaria cases was reported from 2005 to 2013. There was no epidemic outbreak. The local cas-es of infection were 75.21%（728/968）, the Overseas imported cases were 7.54%（73/968）, while the domesticimported cases were 17.25%（167/968）. There was no local case since 2012 to 2013. Comparing the caseclassification between 2005 to 2010 and 2011 to 2013, the difference was statistically significant （X2=674.37,P〈0.05）. Conclusion There was no local malaria reported since 2012. The source of malaria infectiontransformed from local infection into out infection of local population, so it is essential to strengthen the man-agement and monitoring on overseas migrant workers and mobile population for reducing the risk of secondaryspread of malaria. [