2006—2020年睢宁县疟疾病例流行病学特征分析

目的 分析2006—2020年睢宁县疟疾病例流行病学特征,为睢宁县制定疟疾防治措施提供科学依据。方法 通过中国疾病预防控制信息系统导出睢宁县2006—2020年疟疾病例的信息,采用回顾性的调查方法分析疟疾病例的时间分布、地区分布、人群分布情况。结果 2006—2020年睢宁县共报告疟疾病例230例,其中间日疟214例(93.04%)、恶性疟15例(6.52%)、三日疟1例(0.44%)。本地病例212例(92.17%),输入性病例18例(7.83%),输入病例主要来源于非洲(17例)和南亚(1例)。发病均为散在分布,除2011年和2017年外各年均有病例发现,以4 —10月为主,7— 9月为高峰期;人群感染以男性为主(男∶女=1.74∶1);年龄集中在30～40岁(44例)和60岁以上(46例)两个年龄段,占39.13%;职业以农民为主,有162例(70.43%);除古邳和刘圩外均有疟疾病例报告,官山镇、李集镇、朱集乡为睢宁县报告前三的乡(镇)。结论 2010年后无本地病例出现,本地疟疾病例得到有效控制,但是境外输入性疟疾病例时有发生,需加大监测和宣传力度,防止出现输入性病例引起的本地感染。

Epidemiological analysis of malaria cases in Suining County from 2006 to 2020

Objective To analyze the epidemiological characteristics of malaria cases in Suining County from 2006 to 2020, so as to provide scientific basis for formulating malaria control measures in Suining County. Methods The information of malaria cases in Suining County from 2006 to 2020 was derived through China disease prevention and control information system. The time distribution, regional distribution and population distribution of malaria cases were analyzed by retrospective investigation method. Results From 2006 to 2020, 230 malaria cases were reported in Suining County, including 214 cases of mid day malaria (93.04%), 15 cases of falciparum malaria (6.52%) and 1 case of three-day malaria (0.44%). There were 212 local cases (92.17%) and 18 imported cases (7.83%). The imported cases mainly came from Africa (17 cases) and South Asia (1 case). Incidence is scattered. Except for 2011 and 2017, cases are found in every year, mainly from April to October, and the peak period is from July to September; The infection of the population was mainly male (male: female=1.74∶1); The age group was over 60 years old (46 cases) and 30-40 years old (44 cases), accounting for 39.13%; 162 cases (70.43%) were mainly farmers; In addition to Gupi and Liuwei, malaria cases have been reported. Guanshan Town, Liji Town and Zhuji Township are the top 3 townships (towns) reported in Suining County. Conclusion After 2010, there were no local cases, and local malaria cases were effectively controlled. However, imported malaria cases from abroad occurred occasionally. It is necessary to strengthen monitoring and publicity to prevent local infection caused by imported cases.