Damping the Spread of COVID-19

  Singapore: 428 local cases are Delta variant (data at the end of May 2021) How Well Vaccines Prevent Covid Disease After a Second Dose Data: Shapiro, Dean, Longini et al. “Efficacy Estimates for Various COVID-19 Vaccines” (Pre-print paper)

https://www.moh.gov.sg/news-highlights/details/ec19v-continues-to-endorse-the-effectiveness-of-the-mrna-covid-19-vaccines Pfizer-BioNTech and Moderna vaccines are safe and highly effective (~90%, especially in protecting against severe COVID-19 disease and hospitalisation), and continue to show protection against the Variants of Concerns (VOCs).