Waning Vaccine Effectiveness Against Influenza-Associated Hospitalizations Among Adults, 2015–2016 to 2018–2019, United States Hospitalized Adult Influenza Vaccine Effectiveness Network
Author(s) -
Jill M. Ferdinands,
Manjusha Gaglani,
Emily T. Martin,
Arnold S. Monto,
Donald B. Middleton,
Fernanda P. Silveira,
H. Keipp Talbot,
Richard K. Zimmerman,
Manish M. Patel
Publication year - 2021
Publication title -
clinical infectious diseases
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.44
H-Index - 336
eISSN - 1537-6591
pISSN - 1058-4838
DOI - 10.1093/cid/ciab045
Subject(s) - medicine , vaccination , influenza vaccine , live attenuated influenza vaccine , virology , immunology , pediatrics
We observed decreased effectiveness of influenza vaccine with increasing time since vaccination for prevention of influenza A(H3N2), influenza A(H1N1)pdm09, and influenza B/Yamagata–associated hospitalizations among adults. Maximum vaccine effectiveness (VE) was observed shortly after vaccination, followed by an absolute decline in VE of about 8%–9% per month postvaccination.
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