Early effectiveness of the BNT162b2 KP.2 vaccine against COVID-19 in the US Veterans Affairs Healthcare System

Abstract This test-negative case-control study within the US Veterans Affairs Healthcare System aims to estimate early vaccine effectiveness (VE) of the BNT162b2 KP.2 vaccine (2024–2025 formulation) compared to not receiving the KP.2 vaccine against COVID-19 outcomes. The study includes adult patien...

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Bibliographic Details
Main Authors: Haley J. Appaneal, Vrishali V. Lopes, Laura Puzniak, Evan J. Zasowski, Luis Jodar, John M. McLaughlin, Aisling R. Caffrey
Format: Article
Language:English
Published: Nature Portfolio 2025-04-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-025-59344-7
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