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Volume 26, Number 9—September 2020
Dispatch

Detection of Severe Acute Respiratory Syndrome Coronavirus 2 RNA on Surfaces in Quarantine Rooms

Fa-Chun Jiang1, Xiao-Lin Jiang1, Zhao-Guo Wang, Zhao-Hai Meng, Shou-Feng Shao, Benjamin D. Anderson, and Mai-Juan MaComments to Author 
Author affiliations: Qingdao Municipal Center for Disease Control and Prevention, Qingdao, China (F.-C. Jiang, Z.-G. Wang, Z.-H. Meng, S.-F. Shao); Shandong Provincial Center for Disease Control and Prevention, Jinan, China (X.-L. Jiang); Global Health Research Center, Duke Kunshan University, Kunshan, China (B.D. Anderson); State Key Laboratory of Pathogen and Biosecurity, Beijing Institute of Microbiology and Epidemiology, Beijing, China (M.-J. Ma)

Main Article

Table 1

Timeline from return to China by 2 persons with presymptomatic SARS-CoV-2 infection to results of environmental sampling of their rooms at a centralized quarantine hotel, 2020*

Characteristic Patient A Patient B
Date returned to China
 19 Mar
 20 Mar
Date entered quarantine
 19 Mar
 21 Mar
Date of SARS-CoV-2 RNA–positive detection
 20 Mar
 22 Mar
Date of environmental surface sampling
 20 Mar
 22 Mar
Symptoms at hospital admission
 None
 None
Ct for clinical samples at admission†
  Nasopharyngeal swab 24.72 27.87
  Sputum 28.61 23.23
  Fecal swab
 33.12
 NA
Symptoms during hospitalization Fever, chills, cough Fever, cough, sputum, sore throat
Disease severity Mild Moderate

*Ct, cycle threshold; NA, not available; rRT-PCR, real-time reverse transcription PCR; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
†A lower Ct indicates a higher viral load. Only Ct values for open reading frame1ab (ORFab1) gene of SARS-CoV-2 were provided in the table because the Ct values for nucleoprotein were similar to values of ORFab1.

Main Article

1These authors contributed equally to this article.

Page created: May 18, 2020
Page updated: August 19, 2020
Page reviewed: August 19, 2020
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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