vaccine administration data are reported to CDC by multiple entities using immunization information systems, the Vaccine Administration Management System, pharmacy systems, or direct submission of electronic health records. (https:// www.cdc.gov/coronavirus/2019-ncov/vaccines/distributing/about-vaccine-data. html). Persons were considered fully vaccinated if they received the second dose in a 2-dose COVID-19 vaccine series (Pfizer-BioNTech or Moderna) or 1 dose of the single-dose Janssen (Johnson and Johnson) COVID-19 vaccine. admissions with confirmed COVID-19 diagnosis (C),** , † † and COVID-19 deaths (D) § §, ¶ ¶ among adults, by age group, and rate ratio for persons aged ≥65 or ≥70 and 18-49 years -United States,