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目的分析2011-2013年大连市发热伴血小板减少综合征(Severe fever with thrombocytopenia syndrome,SFTS)死亡病例流行病学特征,为早期识别和防止死亡病例的发生提供科学依据。方法搜集2011-2013年大连市SFTS死亡病例的流行病学调查数据,采用描述性流行病学方法进行分析。结果 2011-2013年大连市共报告16例SFTS死亡病例,主要集中于7月份;男女比例为0.78∶1;年龄均为50岁以上中老年人;以家务待业及农民为主;居住环境以丘陵地带的农村为主;均有蜱叮咬或接触史。结论 SFTS死亡病例与确诊病例的分布基本一致。应对大连市全部区域的尤其是丘陵地区的中老老年人群进行重点防控。
Objective To analyze the epidemiological characteristics of death from fever with thrombocytopenia syndrome (SFTS) in Dalian from 2011 to 2013, and provide a scientific basis for the early identification and prevention of deaths. Methods The epidemiological data of deaths from SFTS in Dalian from 2011 to 2013 were collected and analyzed by descriptive epidemiological method. Results A total of 16 SFTS deaths were reported in Dalian from 2011 to 2013, mainly in July. The ratio of men to women was 0.78:1. Both of them were middle aged and over 50 years old. They were mainly domestic workers and peasants. Their living environment was hilly Strip mainly in the countryside; all have tick bites or contact history. Conclusion The distribution of SFTS deaths and confirmed cases are basically the same. Priority should be given to prevention and control of middle-aged and elderly people in all areas in Dalian, especially in the hilly areas.