We saw the amazing performance of the two mRNA COVID vaccines from Pfizer
and Moderna in their RCTs. As encouraging as trial performance is, we always want to see how those numbers hold up under large-scale, real-world pragmatic conditions. Well, we now have
three new pieces of information on that. And, for the cherry on top, we get evidence of
performance against asymptomatic infection! Dr. Jarvis does a quick review of the latest
evidence on vaccine performance.