Severity outcomes of SARS-CoV-2 infection in the Omicron and pre-Omicron periods, in unvaccinated first-time test positive adults less than 65 years old without comorbidity, in Sweden

• Hauptverfasser: Erik Wahlström (VerfasserIn), Daniel Bruce (VerfasserIn), Anna M. Bennet-Bark (VerfasserIn), Sten Walther (VerfasserIn), Håkan Hanberger (VerfasserIn), Kristoffer Strålin (VerfasserIn)
• Format: Buch
• Veröffentlicht: Elsevier, 2024-09-01T00:00:00Z.
• Schlagworte: article
• Online-Zugang: Connect to this object online.

Background: The COVID-19 pandemic has had several phases with varying characteristics. We aimed to compare severity outcomes in different phases in a population with limited bias from risk factors. Methods: In a nationwide observational study of all unvaccinated first-time COVID-19 test positive ind...