Effect of Influenza Vaccination on Risk of Coronavirus Disease 2019: A Prospective Cohort Study of 46 000 Healthcare Workers.
Jonas Henrik KristensenRasmus Bo HasselbalchMia Pries-HejePernille Brok NielsenAndreas Dehlbæk KnudsenKamille FoghJakob Boesgaard NorskAleksander EikenOve AndersenThea Kølsen FischerClaus Antonio Juul JensenChristian Torp-PedersenJørgen RungbySisse Bolm DitlevIda HagemanRasmus MøgelvangMikkel Gybel-BraskRam Benny DessauErik SørensenLene HarritshøjFredrik FolkeMaria Elizabeth Engel MøllerThomas BenfieldHenrik UllumCharlotte Sværke JørgensenSisse Rye OstrowskiSusanne Dam NielsenHenning BundgaardKasper IversenPublished in: The Journal of infectious diseases (2022)
The present findings indicate that influenza vaccination does not affect the risk of SARS-CoV-2 infection or COVID-19.