An explanation of vaccine efficacy
Pfizer and BioNTech claim their Covid-19 vaccine is more than 90% effective
13 November 2020 - 08:55
Zurich — This week has seen a flurry of good news from Covid-19 vaccine developers, with Pfizer and BioNTech trumpeting early data indicating their mRNA candidate is more than 90% effective.
A Russian project came out a day later, touting 92% efficacy for the Sputnik V candidate, named after the Soviet-era satellite, based on a smaller data set...
Would you like to comment on this article?
Sign up (it's quick and free) or sign in now.
Please read our Comment Policy before commenting.
Subscribe now to unlock this article.
Support BusinessLIVE’s award-winning journalism for R129 per month (digital access only).
There’s never been a more important time to support independent journalism in SA. Our subscription packages now offer an ad-free experience for readers.
Cancel anytime.
Questions? Email helpdesk@businesslive.co.za or call 0860 52 52 00. Got a subscription voucher? Redeem it now.