2010~2018年日照市疟疾疫情分析

Analysis on epidemiological characteristics of malaria,Rizhao city,2010-2018

目的了解日照市疟疾疫情及流行特征,为制定和调整该市疟疾防治策略提供依据。方法收集2010~2018年日照市疟疾疫情资料及疟疾病例个案调查资料,对疟疾流行特征及诊治情况进行分析。结果2010~2018年日照市共报告疟疾病例63例,均为境外输入性病例。其中输入地为非洲的61例,占96.83%;实验室确诊病例为63例(100.00%);恶性疟49例(77.78%),间日疟7例(11.11%),卵形疟5例(7.94%),三日疟2例(3.17%);2016年发病数最高,为14例;病例以30~50岁青壮年男性为主(79.37%),男女比例为62∶1;各月均有病例报告,无明显的季节性;病例从发病到就诊的中位时间为1 d,7 d以上就诊者6.35%,从就诊到确诊的中位时间为2 d,7 d以上确诊者9.52%。结论2010~2018年日照市已无本地感染疟疾病例,加强输入性疟疾的防控是当前疟疾防控工作的重点。

Objective To understand the epidemic situation and epidemiological characteristics of malaria in Rizhao city,so as to provide the basis for formulating and adjusting malaria prevention and treatment strategy.Methods The data of malaria epidemic situations and cases were collected in Rizhao city during 2010-2018.The epidemiological characteristics,diagnosis and treatment of malaria cases were analyzed.Results A total of 63 cases of malaria were reported in Rizhao city during 2010-2018,all of them were imported from abroad,and 61 cases(96.83%)were imported from Africa.There were 63 laboratory confirmed cases(100.00%).There were 49 falciparum malaria cases(77.78%),7 vivax malaria cases(11.11%),5 ovale malaria cases(7.94%)and 2 quartan malaria cases(3.17%).The highest number of cases were reported in 2016(14 cases).The majority(79.37%)of the cases were male aged 30-50,and the male to female ratio was 62:1.The malaria cases were reported in every month without obvious seasonality.The median time of patients from onset to seeing a doctor was 1 d,and patients who came to see a doctor after 7 d accounted for 6.35%.It was 2 d for patients from seeing a doctor to being diagnosed.There were 9.52%of the cases diagnosed 7 days later after the first visit to a doctor.Conclusion There are no local malaria cases reported in Rizhao city during 2010-2018,strengthening the prevention and control of imported malaria is currently the focus of malaria prevention and control work.