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目的通过分析2011—2015年监测资料,描述近几年本溪肾综合征出血热(hemorrhagic fever with renal syndrome,HFRS)流行特征和变化趋势。方法采用描述流行病学方法对监测数据进行统计分析。结果 2011—2015年本溪市共报告HFRS病例293例,死亡3例,平均发病率为3.42/10万,平均病死率为1.02%。发病主要集中在明山区和本溪县,每年各月份均有报告病例,明显呈春季(3—5月)和秋冬季(11月至次年1月)两个高峰,发病以男性青壮年农民为主,其中30~50岁年龄组病例最多,健康人群隐性感染率30岁年龄组感染率最高。鼠带病毒指数与人群发病率呈正相关(r=0.891,P=0.043)。结论 HFRS在本溪市仍是有一定病死率、发病数较多的自然疫源性疾病,暴发和流行的隐患依然存在。
Objective To analyze the epidemiological characteristics and trends of hemorrhagic fever with renal syndrome (HFRS) in recent years by analyzing the monitoring data from 2011 to 2015. Methods Descriptive epidemiological methods were used for statistical analysis of monitoring data. Results A total of 293 HFRS cases were reported in Benxi City from 2011 to 2015, with 3 deaths. The average incidence was 3.42 / lakh and the average case fatality rate was 1.02%. The incidence mainly concentrated in the Ming Shan District and Benxi County, each reported in each month cases were significantly spring (March-May) and autumn and winter (November to January next year) two peaks, the incidence of male young farmers as Among them, 30 to 50 years old group had the most cases, and the latent infection rate in the healthy group was highest in 30 years old group. There was a positive correlation between the mouse virus index and the incidence of the population (r = 0.891, P = 0.043). Conclusion HFRS is still a natural foci disease with a certain mortality and morbidity in Benxi City. The outbreak and prevalence of HFRS still exist.