Abstract: Objective To analyze the epidemiological characteristics of imported malaria in Zhangjiagang City. Methods The epidemiological data were collected and retrospectively analyzed for the distribution， cost， and exit?entry mode and port of imported malaria cases in Zhangjiagang City from 2005 to 2015. Results There were 25 imported malaria cases in Zhangjiagang City from 2005 to 2015， and among them， there were 16 cases of falciparum malaria （64%）， 6 cases of vivax malaria （24%）， and 3 cases of ovale malaria （12%）； there was 1 cases of critically ill （4%）， there were 8 cases of serious ill （32%） and 16 cases of mild ill （64%）. The time of onset was in accordance with the circular distribution. The peak of the incidence of the imported malaria was one month earlier than that of the domestic infection. The seasonal peak was gentle， and there was also the occurrence in the non?epidemic season in the city. The imported malaria patients were mainly from Africa， followed by Southeast Asia and Oceania. Conclusion The information technology should be applied to improve the key population coverage on the basis of improving the ability of malaria diagnosis and treatment of medical staff and the multi?sector’s cooperation for the imported malaria prevention and control in Zhangjiagang City.

Key words: Malaria； Overseas import； Epidemiology； Prevention and control measure；Zhangjiagang City

摘要： 目的 分析张家港市境外输入性疟疾流行病学特征。 方法 收集2005-2015年张家港市疟疾疫情资料，采用回顾性分析的方法进行流行病学三间分布、费用、出入境方式及口岸分析。结果 2005-2015年张家港市境外输入疟疾中，恶性疟16例（64％），间日疟6例（24％），卵形疟3例（12％）；病情危重1例（4％），重8例（32%），轻16例（64％）；发病时间符合圆形分布，发病高峰点较国内感染病例早1个月，季节高峰平缓，在本市非流行季节也有发生。输入性疟疾病例主要来自非洲，其次是东南亚和大洋洲。 结论 张家港市境外输入性疟疾的防控在提高医务人员疟疾诊治能力及多部门合作的基础上，还需要运用信息技术，提高重点人群防控的覆盖面。

关键词: 疟疾；境外输入；流行病学； 防控对策；张家港市