河南省新型冠状病毒肺炎的流行病学特征

Epidemiological characteristics of novel coronavirus pneumonia in Henan

目的研究河南省新型冠状病毒肺炎的流行病学特征。方法对截至2020年2月19日24时河南省卫生健康委员会公布的1265例确诊病例(包括地区分布,重症及死亡例数),及其中整理汇总的河南省各直辖市卫生健康委员会官方公布的1079例新型冠状病毒肺炎病例详情(含有详细的人口学和临床特征信息)进行流行病学调查研究。结果1079例患者中男性573例(53.2%),女性505例(46.8%),男∶女为1.14∶1;高发年龄集中在36~59岁(553例,51.3%),平均年龄为46(四分位间距为24)岁;515例(47.7%)有武汉居住、旅游、经商或火车在武汉短暂停留史,382例(35.4%)有确诊患者密切接触史;1265例患者中重症病例72例(5.7%),病死率为1.5%;河南省信阳市(269例,21.26%)、郑州市(156例,12.33%)、南阳市(155例,12.25%)、驻马店(139例,10.99%)最多,其次是商丘(91例,7.19%)、周口(76例,6.01%);其中605例患者中发热有553例(91.4%),乏力44例(7.3%),咳嗽110例(18.2%),咳痰19例(3.1%),畏寒6例(1.0%),寒颤7例(1.2%),流涕21例(3.5%),鼻塞8例(1.3%),咽干咽痛24例(4.0%),头痛21例(3.5%),前胸疼痛6例(1.0%),气促18例(3.0%),消化系统症状者21例(3.5%);死亡病例年龄在33~86岁,平均年龄为72(四分位间距为17)岁;男性7例(63.6%),女性4例(36.4%)。结论河南省病例以输入性病例为主,且与地理位置有一定关系;存在家族聚集性发病现象;新增病例总体呈波浪式下降趋势;死亡病例以患有基础疾病的老年男性居多。

Objective To study the epidemiological characteristics of COVID-19 in Henan Province.Methods An epidemiological study was conducted based on the latest epidemic information of 1265 confirmed cases(including regional distribution,severe illness,and deaths)announced by Health Commission of Henan Province,as well as the details of 1079 COVID-19 officially released by Health Commission of municipalities in Henan Province collected as of 24:00 on February 19,2020.Results Among 1079 patients diagnosed with COVID-19,there were 573 male(53.2%)and 505 female(46.8%),with the ratio of male to female of 1.14∶1;The majority of patients were 36-59 years old(553 cases,51.3%),and the mean age was 46(interquartile range is 24)years old;515 cases(47.7%)had a history of living,traveling,doing business in Wuhan or a brief stopover at Wuhan train stop,and 382(35.4%)had a history of close contact with confirmed patients;There were 72 severe cases(5.7%)in 1265 patients,and the fatality rate was 1.5%.A high number of cases were reported in Xinyang(269 cases,21.26%),Zhengzhou(156 cases,12.33%),Nanyang(155 cases,12.25%),Zhumadian(139 cases,10.99%),followed by Shangqiu(91 cases,7.19%),Zhoukou(76 cases,6.01%).Among 605 patients,the symptoms were fever(553 cases,91.4%),debilitation(44 cases,7.3%),cough(110 cases,18.2%),expectoration(19 cases,3.1%),chills(6 cases,1.0%),shiver(7 cases,1.2%),running nose(21 cases,3.5%),stuffy noses(8 cases,1.3%),throat dryness and sore(24 cases,4.0%),headache(21 cases,3.5%),chest pain(6 cases,1.0%),anhelation(18 cases,3.0%),and gastrointestinal symptom(21 cases,3.5%).The age of deaths ranged from 33 to 86 years old,with an average age of 72(interquartile range of 17)years old;there be 7 males(63.6%)and 4 females(36.4%).Conclusion The cases in Henan Province were mainly imported cases and had certain geographical location relevance;meanwhile,there was a family-focused incidence.The overall trend of new cases was wave-like decline,and the number of deaths was high among elderly men with underlying diseases.