Use of At-Home COVID-19 Tests - United States, August 23, 2021-March 12, 2022

Published on March 31, 2022

This report describes an increase in use of at-home rapid COVID-19 antigen tests between the Delta and Omicron predominant periods during August 2021 to March 2022.

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EARLY RELEASE: Effectiveness of Homologous and Heterologous COVID-19 Booster Doses Following 1 Ad.26.COV2.S (Janssen [Johnson & Johnson]) Vaccine Dose Against COVID-19-Associated Emergency Department and Urgent Care Encounters and Hospitalizations Amon...

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This report describes vaccine effectiveness of COVID-19 booster doses after one dose of the Johnson & Johnson COVID-19 vaccine against emergency department, urgent care visits, and hospitalizations.

EARLY RELEASE: Cardiac Complications After SARS-CoV-2 Infection and mRNA COVID-19 Vaccination - PCORnet, United States, January 2021-January 2022

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This report describes the risk for cardiac complications as higher after COVID-19 infection that after COVID-19 vaccination for males and females in all age groups.