Mortality among hospitalized COVID-19 patients during surges of SARS-CoV-2 alpha (B.1.1.7) and delta (B.1.617.2) variants

Abstract The aim of this study was to evaluate the death proportion and death risk of COVID-19 hospitalized patients over time and in different surges of COVID-19. This multi-center observational study was conducted from March 21, 2021 to October 3, 2021 which included the alpha and delta SARS-CoV-2...

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Bibliographic Details
Main Authors: Alireza Zali, Mahmood Khodadoost, Saeid Gholamzadeh, Shahriar Janbazi, Hassan Piri, Nazanin Taraghikhah, Khatereh Hannani, Mehdi Azizmohammad Looha, Gohar Mohammadi
Format: Article
Language:English
Published: Nature Portfolio 2022-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-23312-8