上海市668例输入性疟疾病例流行病学分析

Analysis of 668 Import Infected Malarias in Shanghai

目的了解和掌握上海市疟疾的流行特征。方法对2003-2008年上海市输入性疟疾病例的流行病学特征进行分析。结果 2003-2008年期间共有668例输入性疟疾病例,占全部疟疾病例的85.97%,其中间日疟482例、恶性疟42病例、疟疾(未分型)144例。病例分布于全市19个区县;发病季节呈全年分布;男女性别比为2.16∶1;年龄在1～81岁间;职业主要为民工和学生。感染来源地主要为安徽等周边省市疟疾流行地区和非洲等国外疟疾高发区。结论输入性疟疾病例是本市疟疾的主要疫情特点,病例感染来源地主要为安徽等周边省市疟疾流行地区和非洲等国外疟疾高发区。

Objective This study was aimed at learning the epidemical characteristic of malaria in Shanghai.Method The data of the import infected malaria between 2003 and 2008 in Shanghai was collected and analyzed.Results Total 668 cases of import infected malaria were found during the study period,including 482 cases of P.vivax,42 cases of P.falciparum cases and 114 cases of unidentified plasmodium.Its occupancy proportion to all malaria cases was 85.97%.The cases were distributed in 19 districts of Shanghai,and occurred all the year.Male cases were more than female,and its proportion was 2.16.Their age was distributed between 1 to 81 years old,and the occupation of these cases was most of labour and pupil.These cases were infected mainly from the malaria epidemic regions such as Anhui neighbor province or Africa.Conclusion The import infected malaria cases were important epidemic situation of malaria in Shanghai and they were mainly from Anhui neighbor province or Africa.