NEW: today’s update of UK vaccine effect

Safe to say the effect on cases has moved from "maybe" to "definitely" πŸ’‰πŸ“‰πŸ’ͺπŸ˜€

As predicted, that has been driven by a slowdown in the rate of decrease among unvaccinated groups, while rates among vaccinated keep marching downwards pic.twitter.com/60aqpVk383

— John Burn-Murdoch (@jburnmurdoch) March 1, 2021