Association of clinical characteristics and vaccines with risk of persistently viral clearance in patients infected with SARS-CoV-2 Omicron variant in Shanghai, China.

ABSTRACT:

Importance

The global COVID-19 pandemic does not appear to end in the near future. Currently, limited data are available on the risk factors for delayed viral clearance in patients with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant infection.

Objective

This study aimed to investigate the association of clinical characteristics and vaccination with prolonged viral clearance.

Methods

This retrospective cohort included 16,985 patients who had contracted the SARS-CoV-2 Omicron variant between April 5 and May 30, 2022, in Shanghai, China, and had mild or no symptoms. The patients were admitted to the quarantine venue at the Shanghai New International Expo Center.

Results

Of the 16,985 participants, the occurrence of viral clearance was

SUBMITTER: Zhang W 

PROVIDER: S-EPMC10772582 | biostudies-literature | 2024 Jan

REPOSITORIES: biostudies-literature