Positive RT-PCR tests among discharged COVID-19 patients in Shenzhen, China

Xiujuan Tang, Shi Zhao, Daihai He, Lin Yang, Maggie H. Wang, Yuan Li, Shujiang Mei, Xuan Zou

Research output: Journal article publicationLetterAcademic researchpeer-review

15 Citations (Scopus)


Among all 209 discharged coronavirus 2019 patients in Shenzhen China between January 23 and February 21, 2020, there are 9 (4.3%) patients showed RT-PCR positive in throat swabs, 13 (6.2%) patients showed RT-PCR positive in anal swabs, and 22 (10.5%) positive in either type. The time between discharge and positive RT-PCR tests is 4.7 days on average. These numbers shed light on the viral dynamics of COVID-19.

Original languageEnglish
Pages (from-to)1110-1112
Number of pages3
JournalInfection Control and Hospital Epidemiology
Issue number9
Publication statusPublished - 1 Sep 2020


  • age
  • coronavirus disease 2019
  • COVID-19
  • diarrhea
  • discharge
  • RT-PCR

ASJC Scopus subject areas

  • Epidemiology
  • Microbiology (medical)
  • Infectious Diseases

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