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August 22, 2022JAMA Internal MedicineOpen Access

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

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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.

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Butt et al. (2022) studied this question.

synapsesocial.com/papers/6a71f4bc35aa2c282ce30518 https://doi.org/10.1001/jamainternmed.2022.3351

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