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Volume 26, Number 9—September 2020

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
Ct for clinical samples at admission†
  Nasopharyngeal swab 24.72 27.87
  Sputum 28.61 23.23
  Fecal swab
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
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