Relative effectiveness of monovalent and bivalent mRNA boosters in preventing severe COVID-19 due to omicron BA.5 infection up to 4 months post-administration in people aged 60 years or older in Italy: a retrospective matched cohort study
Alberto Mateo‐Urdiales, Chiara Sacco, Emmanouil Alexandros Fotakis, Martina Del Manso, Antonino Bella, Flavia Riccardo, Marco Bressi, Maria Cristina Rota, Daniele Petrone, Andrea Siddu, Giorgio Fedele, Paola Stefanelli, Anna Teresa Palamara, Silvio Brusaferro, Giovanni Rezza, Patrizio Pezzotti, Massimo Fabiani
Topics & Concepts
Bivalent (engine)Booster (rocketry)Booster doseCoronavirus disease 2019 (COVID-19)MedicineHazard ratioSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)VirologyChemistryConfidence intervalInternal medicineTiterPhysicsDiseaseVirusMetalOrganic chemistryAstronomyInfectious disease (medical specialty)SARS-CoV-2 and COVID-19 ResearchSARS-CoV-2 detection and testingAnimal Virus Infections Studies