Originally Posted by
Lead Balloon
Great.
So, is "the efficacy against Delta in Israel 42% for those double vaccinated against Covid 19?"
See above. In Israel a recently released study based on an unspecified number of people shows Pfizer to have a 40-odd percent rate of efficacy against symptomatic infection with the delta-variant and a 90-odd percent rate of efficacy against serious illness.
Last edited by MickG0105; 29th Jul 2021 at 12:41.
Reason: Tidy up, added point for clarity