How to know what to think about waning vaccine efficacy? Revisiting the Oxford study of only a few months…

How to know what to think about waning vaccine efficacy? Revisiting the Oxford study of only a few months ago, showing that AZ may in fact maintain better protection against symptomatic infection than Pfizer, over time. And even providing an explanation for that. /1 #covid19aus https://t.co/cs7JzLAy6T

And they controlled for pretty much all of the confounders. /end https://t.co/druCusx8wP

@RichardfromSyd1 @Bertrandization @OrinCordus @djf0001 wanted to go back to this Oxford/ONS study, it’s well worth reading. Also interestingly they found no effect of dosing internal in efficacy waning. https://t.co/E1eOa64GeT