[Preprint] Single dose of AstraZeneca and Pfizer vaccines shows 62% efficacy for preventing disease and reduces viral load/transmissibility of SARS-CoV-2 in residents of Long-Term Care Facilities

Vaccine effectiveness of the first dose of ChAdOx1 nCoV-19 and BNT162b2 against SARS-CoV-2 infection in residents of Long-Term Care Facilities (VIVALDI study) – medRxiv

Commentaries: Single dose of Pfizer and Oxford vaccines shows 60% efficacy in elderly care home residents – NewsMedical AND Care home residents gain 62% protection from single dose of COVID-19 vaccine – University College London

Commentary on Twitter (thread – click for more)

Good news! An updated study has found that ONE dose of either Pfizer’s OR AstraZeneca’s vaccine led to a 62% reduction in the risk of ANY infection and lower viral loads in those that were infected after 28 days. Long-Term Care Facility/High-Risk Setting.https://t.co/ajgoSOA4fj

— Mac n’ Chise ??? (@sailorrooscout) March 29, 2021