German study shows high protection from COVID-19 in over 80s with Pfizer vaccine

A new observational study in Germany, recently published on the medRxiv* preprint server, found the Comirnaty vaccine to be 68.3% effective against COVID-19 for people over 80. In those fully immunized, the vaccine was found to be 73.2% effective in preventing hospitalization and 80.1% effective against death.