Those estimates are based on modelling with assumptions to fill in missing information. Significant is the assumption of little waning immunity. Current data

Those estimates are based on modelling with assumptions to fill in missing information. Significant is the assumption of little waning immunity. Current data trends don't look so optimistic. https://dailysceptic.org/2021/08/22/latest-phe-data-shows-vaccine-effectiveness-down-to-just-15-in-the-over-50s-37-in-the-under-50s-deaths-cut-by-80-in-over-50s-but-just-12-in-under-50s/ https://dailysceptic.org/2021/08/22/latest-phe-data-shows-va...