湖南省郴州市新型冠状病毒肺炎流行病学特征分析

李映霞; 谭文艳; 刘勋; 肖俊; 苏小可; 刘卫; 谭徽

doi:10.19428/j.cnki.sjpm.2020.20159

湖南省郴州市新型冠状病毒肺炎流行病学特征分析

Epidemiological characteristics of patients with coronavirus disease 2019 in Chenzhou City

摘要

摘要:
目的了解湖南省郴州市新型冠状病毒肺炎(新冠肺炎)疫情的流行病学特征，为遏制疫情提供依据。
方法采用描述性流行病学方法，回顾性分析郴州市2020年1月23日—3月10日新冠肺炎确诊病例及无症状感染者的流行病学特征。
结果共报告新冠肺炎确诊病例39例，无症状感染者6例，无死亡病例。共发生8起聚集性疫情，均发生在家庭内。不同类型疫情的病例来源差异有统计学意义(χ²=15.996，P＜0.001)，本地病例均由聚集性疫情引起；随着疫情的发展，病例由输入为主转变为以本地为主；疫情覆盖全市81.81%的县市区，报告地区首例病例均为输入性。
结论郴州市新冠肺炎疫情已基本得到控制，现阶段防控重点为加强出入境人员卫生检疫，防止境外输入性疫情的发生。

Abstract:
ObjectiveTo identify the epidemiological features of COVID-19 epidemic in Chenzhou City, Hunan province so as to provide scientific evidence for effective containment of the COVID-19 epidemic.
MethodsDescriptive epidemiological method was used to retrospectively characterize the confirmed COVID-19 cases and asymptomatic cases in Chenzhou City from January 23 through March 10, 2020.
ResultsA total of 39 confirmed COVID-19 cases and 6 asymptomatic cases infection were documented in the city, with no death.We identified 8 clusters of COVID-19, which were all familial transmission.There was statistical difference between the sources of different types of epidemic (χ²=15.996, P < 0.001), in which all the local COVID-19 cases were the secondary cases in the clusters.As the epidemic expanded, the trend shifted from imported-case-centered to local-case-centered.The epidemic has covered 81.81% of the city area; in each area, the first COVID-19 cases were all imported.
ConclusionThe COVID-19 epidemic has been effectively controlled.At present, we focus on the quarantine in the entry and exit to prevent the imported epidemic.

HTML全文

参考文献(15)

施引文献

资源附件(0)