Interim Estimated Effectiveness of 2025-2026 COVID-19 Vaccines in Adults Using a Test-Negative Design

• By

• Ryan E. Wiegand

• Sean Chickery

• Duck-Hye Yang

• Sarah W. Ball

• Malini B. DeSilva

• Kristin Dascomb

• Stephanie A. Irving

• Karthik Natarajan

• Nicola P. Klein

• Shaun J. Grannis

• Toan C. Ong

• Elizabeth A. K. Rowley

• Adam Yates

• Yan Zhuang

• Sarah Wilson

• Charlene E. McEvoy

• Inih J. Essien

• Omobosola O. Akinsete

• Allison L. Naleway

• Padma Koppolu

• Ousseny Zerbo

• John R. Hansen

• Karen B. Jacobson

• Lawrence Block

• Brian E. Dixon

• Thomas Duszynski

• Colin Rogerson

• Michelle A. Barron

• Catia Chavez

• Josephine Mak

• Allison Avrich Ciesla

• Monica Godfrey

• Amber Kautz

• Morgan Najdowski

• Ruth Link-Gelles

• Jennifer DeCuir

• Amanda B. Payne

• June 23, 2026

• 0 min

• Jama Network Open