大连市2017—2018年流行性出血热流行病学分析

Epidemiological analysis of hemorrhagic fever with renal syndrome from Dalian City from 2017 to 2018

目的分析大连市2017-2018年流行性出血热的流行特征,为该病的防控提供科学依据。方法对大连市2017-2018年流行性出血热疫情资料进行收集整理,并采用描述性流行病学方法进行分析。结果 2017-2018年大连市出血热平均发病率为0.65/10万,瓦房店、普兰店区发病数分别为39、17例;20~70岁组人群病例总数81例,占病例总数的91.01%。其中50~60岁组21例,占比23.60%;40~50岁组18例,占比20.22%;60~70岁组16例,占比17.98%。农民38例,占比42.70%;家务待业13例,占比14.61%。男、女比例为2.42∶1;1-6月分别发病10、10、17、12、8、8例,占总病例数的73.03%。结论大连流行性出血热发病男性高于女性;50~60岁年龄组最高;农民最多,家务待业次之;春季高发。

Objective To analyze the epidemiological characteristics of epidemic haemorrhagic fever in the city of Dalian in 2017 and 2018,and provide scientific basis for prevention and control.Methods The epidemic data of hemorrhagic fever in the city of Dalian in 2017 and 2018 were collected and analyzed by descriptive epidemiological methods.Results The annual average incidence of hemorrhagic fever in Dalian in 2017 and 2018 was 0.65/100 000.The incidence of epidemic areas in Wafangdian and Pulandian were 39 and 17.There were 81 haemorrhagic fever cases(91.01%) in the 20-70 years old group,21 cases(23.60%) in the 50-60 years old group,18 cases(20.22%) in the 40-50 years old group,and 16 cases(17.98%)in the 60-70 years old group.Thirty eight cases(42.70%)were farmers,13 cases(14.61%)house workers.The male and female ratio was 2.42∶1.From January to June,there were 10,10,17,12,8 and 8 cases in each month.Conclusion The incidence of males was higher than that of females in Dalian.Most cases were 20-70 years old.Farmers took the most incidences among professional groups,followed by house workers.Spring was the season when most incidences occurred.