The research suggests that four in five Americans over age 16 have antibodies, with most getting them from vaccination.

ByEd CaraToday 1:08PMComments (9)Alerts

New research indicates that over 80% of American adults now have antibodies to the coronavirus, earned either through infection or vaccination. The study, based on data collected from blood donors, estimates that over 80% of Americans over the age of 16 had these antibodies as of May 2021. The authors do caution, however, that their results may not be generalizable to the entire U.S. population.

The study,publishedThursday in JAMA, is the work of researchers from various blood donation organizations as well as the Centers for Disease Control and Prevention’s pandemic response group.

Every month starting in July 2020, the team has been analyzing samples of donated blood collected from people over 16 in the…