Aim To investigate the specific risk factors for novel coronavirus (SARS-CoV-2) transmission
among health care workers (HCWs) in a tertiary care university hospital. Methods Upper
respiratory samples of HCWs were tested for SARS-CoV-2 by reverse transcriptase
polymerase chain reaction. A case-control study was conducted to explore the possible risk
factors that lead to SARS-CoV-2 transmission to HCWs. Results Of 703 HCWs screened
between March 20 and May 20, 2020, 50 (7.1%) were found to be positive for SARS-CoV-2 …