Association of Omicron vs Wild-type SARS-CoV-2 Variants With Hospital-Onset SARS-CoV-2 Infections in a US Regional Hospital System.

Klompas, Michael; Pandolfi, Michael C; Nisar, Ansa B; Baker, Meghan A; Rhee, Chanu · JAMA · 2022

retrospective_cohort · Level III

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Abstract

This retrospective hospital-based study examines all SARS-CoV-2 nosocomial infections in 1 US health care system during the Omicron surge vs an earlier wave when wild-type variants predominated.

Medical subject headings