After an initial decline from April through June 2020 (from 22.2% to 11.9%), adjusted in-hospital mortality in coronavirus disease 2019 (COVID-19) inpatients peaked twice and was significantly higher than June 2020 for subsequent months except in July and October 2020. Adjusted mortality trends differed across age groups between November 2020 and February 2021.
Keywords: COVID-19; hospital mortality; in; trend.
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