濮阳市63例输入性恶性疟流行病学分析

Epidemiologocal analysis of 63 cases with imported falciparum malaria

目的分析濮阳市输入性恶性疟疫情及流行特征,为输入性恶性疟防治工作提供参考。方法通过中国疾病预防控制中心信息系统收集2010年以来濮阳市输入性恶性疟病例的基本信息、流行病学调查资料,统计分析濮阳市输入性恶性疟流行病学特征。结果 2010-2014年濮阳市共报告输入性恶性疟病例63例,均为男性。58例感染于非洲国家,主要为赤道几内亚（26例）和安哥拉（9例）两国。63例输入性恶性疟病例年龄中位数37岁,主要集中于23~50岁之间,为青、壮年男性,文化程度以初中为主。63例病例职业以农民、民工和工人为主,占到92.06%。全市五县二区中原油田均有输入性恶性疟病例报告,以濮阳县居多,占到50.79%。发病后确诊所需时间中位数为5天。结论濮阳市输入性恶性疟疫情形势严峻,需要加强境外务工人员管理、宣传和检测工作,做好临床医生培训工作,落实好各项防控措施,提高输入性恶性疟防控能力。

Objective To analyze the epidemic situation and epidemiological characteristics of imported falciparum malaria in Puyang and provide reference for controlling imported falciparum malaria. Methods Basic information and epidemiology investigation data of imported falciparum malaria cases in Puyang in since 2010 were collected from the Chinese Center for Disease Control and Prevention Information System,and statistically analyzed of epidemiological characteristics of the disease. Results There were a total of 63 imported falciparum malaria cases reported in Puyang from 2010 to 2014,all of whom were males. 58 cases were infected in Africa countries,mainly including Equatorial Guinea（26 cases） and Angola（9 cases）. The 63 cases were young and middle age males with cultural level of junior middle school. Their ages were 23 to 50 years old and the median age was 37. The main vocations of those 63 cases were farmer,migrant worker and worker,accounting for 92.06 %. Imported falciparum malaria cases were reported in oil fields of all five counties and two districts of the whole city, mainly in county of Puyang, accounted for 50.79 %. The median of diagnosis time were 5 days after the onset of the disease. Conclusions Epidemic situation of imported falciparum malaria was in serious situation in Puyang. There is a need to strengthen the management,publicity and detection of malaria of overseas workers. Good clinician training and implement various prevention and control measures are necessary to improve the prevention and control of imported falciparum malaria.