摘要
目的分析2009—2019年四川省绵阳市输入性疟疾的流行病学特征,为进一步加强输入性疟疾防治工作提供科学依据。方法通过法定传染病报告信息管理系统,收集绵阳市2009—2019年疟疾病例流行病学资料和病例个案调查资料。采用描述性流行病学方法对这些资料进行统计学分析。结果2009—2019年绵阳市共有169例输入性疟疾病例,均为实验室确诊病例,年均发病率0.43/10万。其中间日疟64例(37.87%)、恶性疟91例(53.85%)、三日疟1例(0.59%)、卵型疟5例(2.96%)、混合感染8例(4.73%)。输入性病例全年均有分布,6月和7月最多,均为22例,占全年的26.04%。169例输入性疟疾病例中,10例(5.92%)来自国内其他省份,38例(22.49%)来自亚洲6个国家,121例(71.60%)来自非洲24个国家。全市10个县市区均有输入性疟疾病例报告。病例平均年龄(38.45±11.74)岁,主要为男性青壮年,职业以农民、工人为主。发病至诊断时间平均为4.18 d,39.05%、56.21%的病例分别在县级、市级医疗机构确诊。结论绵阳市输入性疟疾疫情仍然严峻,应引起高度重视,需进一步加强输入性疟疾防控;提高医务人员疟疾诊治能力,完善疟疾监测体系,加强对重点地区重点人群尤其是出境人员和高疟区回归人员的健康教育,防止继发病例发生。
Objective To analyze the epidemiological characteristics of imported malaria in Mianyang during the 2009-2019 period,and we provide scientific basis for the control of imported malaria.Methods The epidemic situation was collected from the infectious disease reporting information system and the epidemiological investigation data of imported malaria during 2009-2019 in Mianyang.The data were analyzed by descriptive epidemiological.Results A total of 169 imported malaria cases were reported during 2009-2019 in Mianyang,all were laboratory confirmed cases,with an average annual incidence rate of 0.43/100000.There were 64 cases(37.876%)of vivax malaria,91 cases(53.85%)of falciparum malaria,5 cases(2.96%)of ovale malaria,1 case(0.59%)of quartan malaria and 8 cases(4.73%)of mixed infections.Imported cases were reported all the year round,June and July had the most cases,with 22 cases each,accounting for 26.04%of the whole year.There were 10 cases(5.92%)imported from other province in China,38 cases(22.49%)imported from 6 countries in Asia,121 cases(71.60%)imported from 24 countries in Africa.Imported malaria cases have been reported in 10 counties.The average age of the cases was(38.45±11.74)years.Malaria cases were majorly young men working as peasant and migrant workers.The average time from symptom appearing to being diagnosed was 4.18 d,39.05%and 56.21%of the patients were diagnosed in municipal and county medical treatment units,respectively.Conclusion The situation of imported malaria from overseas is still serious in Mianyang.It is important to improve the malaria diagnosis and treatment,and strengthen the health education of migrant workers and their families in order to achieve better prevention and control of imported malaria in the area and put an end to secondary cases.
作者
史映红
王保东
张昭
SHI Ying-hong;WANG Bao-dong;ZHANG Zhao(Mianyang Center for Disease Control and Prevention,Mianyang,Sichuan 621000,China)
出处
《中国热带医学》
CAS
2021年第1期79-82,98,共5页
China Tropical Medicine
关键词
输入性疟疾
恶性疟
绵阳市
Imported malaria
falciparum malaria
Mianyang
