2013年温州市疟疾疫情流行病学分析

Epidemiological analysis of malaria in Wenzhou City in 2013

目的分析2013年温州市疟疾疫情及流行病学特征,为该市消除疟疾提供科学依据。方法从中国疾病预防控制信息系统收集2013年温州市疟疾疫情流行病学资料,采用描述性流行病学方法进行分析。结果 2013年温州市共报告疟疾病例34例,年发病率为0.37/10万。34例均为境外输入性病例,其中恶性疟31例、卵形疟1例、间日疟2例,无死亡病例。苍南县、鹿城区、瑞安市3个县（市、区）病例占全市总病例数的64.71%（22/34）。病例年龄主要集中在20~49岁;男女性别比为4.67∶1;职业以工人、商业服务人员为主,占61.76%;非洲输入性病例占97.06%。结论 2013年温州市疟疾疫情相对稳定,针对输入性病例应加强流动人口管理和宣传,寻求多部门联防联控。

Objective To understand the characteristics of malaria prevalence in Wenzhou City in 2013, so as to provide the evidence for improving the elimination program of malaria. Methods The epidemiological data of malaria in Wenzhou City in 2013 were collected from the Chinese information system for disease control and prevention, and analyzed with the descriptive epidemiological methods for epidemiological characteristics of malaria. Results Totally 34 imported malaria cases were reported in Wenzhou City in 2013 with the incidence of 0.37 per 100 000 people. Plasmodium falciparum, P. ovale and P. vivax were identified in 31,1 and 2 cases, respectively. No death cases were reported, and 64.71% （22/34） of the cases were reported in Cangnan County, Lucheng District and Rui＇ an City. The malaria cases were mostly concentrated in persons aged 20-49 years with male to female sex ratio at 4.67 ： 1, and the predominant portion of cases were workers and commercial service personnel. Totally 97.06% of the cases were imported from Africa. Conclusions The malaria endemic situation is relatively stable and no local malaria cases are reported in Wenzhou City in 2013. In order to achieve the goal of malaria elimination, the management and education of the transient population should be strengthened.