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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 prevalence and epidemiological characteristics of imported falciparum malaria in Puyang City and provide references for its prevention and control. Methods The information of epidemic falciparum malaria cases in Puyang City collected from 2010 by the information system of China Center for Disease Control and Prevention, the epidemiological survey data were collected and the epidemiological characteristics of imported falciparum malaria in Puyang city were statistically analyzed. Results A total of 63 imported cases of falciparum malaria were reported from 2010 to 2014 in Puyang City, all of which were male. 58 cases were infected in African countries, mainly in Equatorial Guinea (26 cases) and Angola (9 cases). The median age of 63 cases of imported falciparum malaria cases was 37 years old, mainly between 23 and 50 years old. 63 cases occupations mainly farmers, migrant workers and workers, accounting for 92.06%. There are reports of imported cases of falciparum malaria in the five districts and two districts of Zhongyuan Oilfield in the whole city, most of which are in Puyang County, accounting for 50.79% of the total. The median time required for diagnosis after onset was 5 days. Conclusion The situation of imported falciparum malaria in Puyang City is very serious. It is necessary to strengthen the management, promotion and testing of overseas workers, train clinicians, implement various prevention and control measures and improve the ability of prevention and control of imported malaria.