Continuing to follow our cohort of 250 sentinel hospitals, we track aggregate weekly admissions for COVID-19 per 100 emergency department visits.

The peak of 9.88 COVID-19 admissions per 100 ED visits for the week ending 8/13/21 occurred during the Delta wave in the United States. Admissions per 100 ED visits reached a minimum of 4.47 during the week ending 11/5. The most recent data for the week ending 12/10 show the rate at 6.03 admissions per 100 ED visits.