Effectiveness of the Pfizer-BioNTech COVID-19 Vaccine Among Residents of Two Skilled Nursing Facilities Experiencing COVID-19 Outbreaks - Connecticut, December 2020-February 2021

This report describes an analysis of two Connecticut skilled nursing facilities that found partial vaccination, >14 days after the first dose through 7 days after the second dose, with the Pfizer-BioNTech COVID-19 vaccine 63% effective against SARS-CoV-2 infection.

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