Early effectiveness of the BNT162b2 LP.8.1 vaccine against COVID-19 emergency department, urgent care, and outpatient visits in the US Veterans Affairs Healthcare System

2026-01-23 infectious diseases Title + abstract only

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This study estimated early vaccine effectiveness (VE) of the BNT162b2 LP.8.1-adapted vaccine against emergency department/urgent care (ED/UC) and outpatient visits using a test-negative case-control design. Patients from the US Veterans Affairs Healthcare System with an acute respiratory infection (ARI) who underwent SARS-CoV-2 testing from September 10 - November 30, 2025 were included. VE was estimated using multivariable logistic regression adjusted for patient demographics and clinical chara...

Early effectiveness of the BNT162b2 LP.8.1 vaccine against COVID-19 emergency department, urgent care, and outpatient visits in the US Veterans Affairs Healthcare System

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