Transmission of community- and hospital-acquired SARS-CoV-2 in hospital settings in the UK: a cohort study.
Nosocomial transmission of COVID-19 is an ongoing concern given the pressures faced by hospitals and healthcare workers during the pandemic. This observational study using data from four hospitals in the United Kingdom found that patients with hospital-onset COVID-19 (compared to suspected community-acquired infections) are associated with high risk of nosocomial transmissions to other patients and healthcare workers.