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目的调查2010—2014年淮安市疟疾发病特征,分析流行趋势和规律,为消除疟疾工作的开展提供依据。方法利用网络直报系统及寄生虫病防治信息管理系统,收集2010—2014年全市疟疾疫情数据资料,用统计软件SPSS13.0进行数据分析。结果 2010—2014年共报告疟疾病例219例,其中恶性疟、间日疟、卵形疟、三日疟和混合感染病例分别占81.28%、13.24%、3.65%、0.91%和0.91%;按地区分布统计,病例数居前三位的县(区)依次为淮安区106例、盱眙县35例和淮阴区31例,3个县(区)占淮安籍病例数的92.69%;临床诊断病例和实验室诊断病例分别占16.44%和83.56%;死亡病例2例,均为国外输入性恶性疟;本地感染病例22例和输入性病例197例,分别占10.05%和89.95%;本地感染疟疾病例男女之比为3.20:1,国外输入性疟疾病例均是男性青壮年。结论淮安市自2012年起已连续3年无本地感染疟疾病例报告,但境外感染的输入性疟疾尤其输入性恶性疟病例所占比例呈大幅度上升趋势,且感染虫种呈现多样性。
Objective To investigate the incidence of malaria in Huaian City from 2010 to 2014, analyze the epidemic trends and laws, and provide the basis for the elimination of malaria. Methods The network direct reporting system and the parasitic disease prevention and information management system were used to collect the data of malaria epidemic situation in the city from 2010 to 2014 and the data were analyzed by the statistical software SPSS13.0. Results A total of 219 malaria cases were reported in 2010-2014, of which 81.28%, 13.24%, 3.65%, 0.91% and 0.91% were Plasmodium falciparum, Plasmodium vivax, Plasmodium ovale, Plasmodium malaria and MMR respectively. By region According to the distribution statistics, the top three counties (districts) are Huai’an District, Huai’an District, Huai’an District, Huai’an District, Huai’an District, Huai’an County, Laboratory diagnosis of cases accounted for 16.44% and 83.56% respectively; 2 deaths were imported falciparum malaria; 22 cases of local infection and imported cases of 197 cases, accounting for 10.05% and 89.95% respectively; local cases of malaria cases male and female The ratio is 3.20: 1, foreign imported malaria cases are male young adults. Conclusions Huai’an City has reported no cases of local malaria infection for three consecutive years since 2012. However, the proportion of imported malaria cases, especially imported falciparum malaria cases, showed a sharp upward trend, and the diversity of infected worms varied.