Safe and effective, they said. Chartists take note., page-6

The real question is how many vaccinated versus unvaccinated per 100,000 cases become
seriously sick when infected. Also to get a more accurate picture , given the aged tend to
be the most vulnerable cohort, a data comparison of seriously sick unvaccinated versus vaccinated
by age is needed.

.Given vaccination does not fully protect one from getting Covid its only natural they will figure
prominently in case numbers.