摘要
目的通过对2例新型冠状病毒肺炎患者的流行病学调查分析,探讨新型冠状病毒肺炎的传播规律和防控措施。方法运用描述性流行病学方法对凉山州甘洛县2例新型冠状病毒肺炎进行流行病学调查分析。结果首例病例A为输入性病例,本地病例B为密切接触A导致发病,属于一起聚集性疫情。因两名患者互相隐瞒接触史导致本地病例B在本应被隔离而未被隔离期间产生了21名密切接触者,加大了疫情传播风险。结论在新型冠状病毒肺炎疫情防控工作中,现场流行病学调查要注重传统流行病学调查技巧与大数据技术的结合应用,排查患者可能接触的所有人员,避免漏掉密切接触者,同时加强对相关单位的培训及对公众的知识宣传。
Objective To investigate and analyze two cases with COVID-19 so as to explore transmission rule and prevention and control measures of COVID-19.Methods Descriptive epidemiological method was used to investigate two cases with COVID19 in Ganluo,Liangshang.Results The first case A was an imported case,and the local case B was a close contact of case A.This case was the first local clustering of COVID19 in Liangshan.Because of two patients concealed their contact history,local case B haven’t been quarantined and generated more 21 close contacts,which has increased the risk of transmission.Conclusion We should pay attention to the combination of traditional epidemiological investigation techniques and big data technology during field epidemiological investigation,and check all persons who may be in contact with the patient to avoid missing close contacts.Meanwhile,the training of COVID19 for relevant department and publicity for the public should be strengthened.
作者
詹紫艳
李羚
汪培章
邓云琼
边绍勇
ZHAN Ziyan;LI Ling;WANG Peizhang;DENG Yunqiong;BIAN Shaoyong(Liangshan Prefecture Center for Disease Control and Prevention,Xichang 615000,Sichuan Province,China;Sichuan Center for Disease Control and Prevention,Chengdu 610041,Sichuan Province,China)
出处
《寄生虫病与感染性疾病》
CAS
2020年第3期121-124,128,共5页
Parasitoses and Infectious Diseases
