Interim Estimates of Vaccine Effectiveness of BNT162b2 and mRNA-1273 COVID-19 Vaccines in Preventing SARS-CoV-2 Infection Among Health Care Personnel, First Responders, and Other Essential and Frontli
by from Morbidity and Mortality Weekly Report (MMWR) on (#5FYSN)
mRNA COVID-19 vaccine effectiveness against SARS-CoV-2 infection was 90% for full immunization (>=14 days after second dose) and 80% for partial immunization (>=14 days after first dose but before second dose) in real-world conditions.