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but somewhere 30% of Covid deaths is fully vaccinated people.
Not all vaccine have the same efficacy. Also this depends from age/sex/previous medical condition.
Here there is an example of such data with comparison also for 1 or 2 shots.
https://www.bmj.com/content/373/bmj.n1088Other data have been published during this months. Data from trials have been confirmed so nothing less or more then expected...
Efficacy can't be pooled easily, and it's impossible have the same result for all age/sex/health condition etc.