Estimated Effectiveness of COVID-19 Messenger RNA Vaccination Against SARS-CoV-2 Infection Among Older Male Veterans Health Administration Enrollees, January to September 2021
Yinong Young‐Xu, Gabrielle Zwain, Ethan I. Powell, Jeremy Smith
Abstract
This case-control study examines estimated COVID-19 messenger RNA vaccination effectiveness against SARS-CoV-2 infection from January to September 2021 among fully vaccinated male veterans aged 65 years or older.
Topics & Concepts
Coronavirus disease 2019 (COVID-19)VaccinationMedicineSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)2019-20 coronavirus outbreakVirologyAdministration (probate law)Messenger RNAInternal medicineBiologyOutbreakDiseaseGeneInfectious disease (medical specialty)Political scienceBiochemistryLawSARS-CoV-2 and COVID-19 ResearchVaccine Coverage and HesitancyViral gastroenteritis research and epidemiology