COVID-19 Disease Severity in Persons Infected With Omicron BA.1 and BA.2 Sublineages and Association With Vaccination Status
Adeel A. Butt, Soha R. Dargham, Peter Coyle, Hadi M. Yassine, Abdullatif Al‐Khal, Abdul‐Badi Abou‐Samra, Laith J. Abu‐Raddad
Abstract
This retrospective study compares the severity of SARS-CoV-2 infection among persons infected with BA.1 and BA.2 sublineages by vaccination status.
Topics & Concepts
MedicineCoronavirus disease 2019 (COVID-19)Vaccination2019-20 coronavirus outbreakSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Retrospective cohort studyBetacoronavirusDiseaseSeverity of illnessVirologyInternal medicineOutbreakInfectious disease (medical specialty)SARS-CoV-2 and COVID-19 ResearchCOVID-19 Clinical Research StudiesCOVID-19 epidemiological studies