Expanding on a sibling comment's reference to Simpson's paradox is the following analysis of the data: https://www.covid-datascience.com/post/israeli-data-how-

Expanding on a sibling comment's reference to Simpson's paradox is the following analysis of the data: https://www.covid-datascience.com/post/israeli-data-how-can-efficacy-vs-severe-disease-be-strong-when-60-of-hospitalized-are-vaccinated https://www.covid-datascience.com/post/israeli-data-how-can-... Basically, Israel is doing quite well even still. Yes, there's a reduction in efficacy, and yes there's breakthrough infections, but your risk of serious outcomes is still reduced by ~80%+, even in older populations _when correctly compared to unvaccinated older populations_.