Objective To analyze the problems and deficiencies in the prevention and control of corona virus disease 2019 (COVID-19) by investigating a cluster epidemic in expressway service area. Methods Field epidemiological method was used to survey the cases and their close contacts.Pharyngeal swab specimens from patients and close contacts were collected.Real time quantitative RT-PCR technique was used to detect novel coronavirus nucleic acid in respiratory specimens collected from the respondents. Results A total of 5 confirmed cases and 1 asymptomatic patient were involved in the epidemic.The outbreak was caused by human-to-human transmission due to close contact. Conclusions There were weak links in the prevention and control of COVID-19 in the expressway service area,which should be paid great attention.
Key words
COVID-19 /
Expressway service area /
Cluster epidemic
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References
[1] 国家卫生健康委.国家卫生健康委关于修订新型冠状病毒肺炎英文命名事宜的通知[EB/OL] http://www.nhc.gov.cn/yzygj/s7653p/202002/33393aa53d984ccdb1053a52b6bef810.shtml (2020-02-21)[2020-03-13].
[2] 中华预防医学会新型冠状病毒肺炎防控专家组.新型冠状病毒肺炎流行病学特征的最新认识[J/OL].中国病毒病杂志:1-7[2020-03-13].https://doi.org/10.16505/j.2095-0136.2020.0015.
[3] 国家卫生健康委.关于印发新型冠状病毒感染的肺炎诊疗方案(试行第五版)的通知[EB/OL].(2020-02-05)[2020-03-13].http://www.nhc.gov.cn/yzygj/s7653p/202002/3b09b894ac9b4204a79db5b8912d4440.shtml.
[4] 中国疾病预防控制中心.关于印发新型冠状病毒肺炎病例密切接触者调查与管理指南(试行版)的通知.中疾控传防发〔2020〕14号[R].北京:中国疾病预防控制中心,2020.
[5] 国家卫生健康委办公厅.国家卫生健康委办公厅关于印发新型冠状病毒肺炎防控方案(第四版)的通知[EB/OL](2020-02-07)[2020-03-13]http://www.nhc.gov.cn/jkj/s3577/202002/573340613ab243b3a7f61df260551dd4.shtml.
[6] Li Q,Guan X,Wu P,et al.Early Transmission Dynamics in Wuhan,China,of Novel Coronavirus-Infected Pneumonia[J].The New England journal of medicine,2020.
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