Protection conferred by COVID-19 vaccination, prior SARS-CoV-2 infection, or hybrid immunity against Omicron-associated severe outcomes among community-dwelling adults.
Nelson LeeLena NguyenPeter C AustinKevin A BrownRamandip GrewalSarah E WilsonSharifa NasreenJonathan GubbayKevin L SchwartzMina TadrousKumanan WilsonSarah E WilsonJeffrey C KwongPublished in: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America (2023)
Protection from COVID-19 vaccines and/or prior SARS-CoV-2 infections against severe outcomes is reduced when immune-evasive variants/subvariants emerge and may also wane over time. Our findings support a variant-adapted booster vaccination strategy with periodic review.