Factors associated with asymptomatic infection in health-care workers with severe acute respiratory syndrome coronavirus 2 infection in Wuhan, China: a multicentre retrospective cohort study.

ABSTRACT:

Objectives

To describe the fraction of asymptomatic health-care workers (HCWs) in two designated hospitals for coronavirus disease 2019 (COVID-19) treatment in Wuhan and explore the factors associated with asymptomatic severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection.

Methods

All HCWs in Wuhan Union Hospital and Wuhan Red Cross Hospital with either positive SARS-CoV-2 nucleic acid or positive antibody test before 18 April 2020 were included. Exposure, epidemiological and demographic information were retrospectively collected by a structured questionnaire. Medical records were also reviewed for clinical characteristics and CT images of HCWs.

Results

As of 18 April 2020, a total of 424 HCWs were identified. Among them, 276 (65.1%) were symptomatic

SUBMITTER: Zhang S 

PROVIDER: S-EPMC7476563 | biostudies-literature | 2020 Dec

REPOSITORIES: biostudies-literature