Breakthrough COVID-19 Cases Are 74% Adults 65 or Older

CDC data shows that 74 percent of breakthrough COVID-19 cases are among adults 65 or older and make up the vast majority of vaccinated people that are hospitalized.

Read In a Handful of States, Early Data Hint at a Rise in Breakthrough Infections.

See also:

• The COVID-19 Delta variant is 60% more transmissible than the Alpha variant
• Base rate fallacy shows how headlines about COVID-19 infections of vaccinated people is overblown