Coronavirus disease 2019 (COVID-19) was initially associated with higher mortality than other respiratory viruses. We assessed trends in mortality following a positive COVID-19 test within a single academic health system. Among individuals with COVID-19, 30-day crude and adjusted mortality rates have decreased but remain numerically similar to higher than influenza.
Keywords: coronavirus disease 2019 (COVID-19).
© The Author(s) 2026. Published by Oxford University Press on behalf of Infectious Diseases Society of America.