individuals with claims or electronic records (EHR) data.316,087,395 linked patients with data in both claims and EHR in the Common Data Schema72,142,435COVID-19 patients3,698,398253, 663,681Claims 1108,881,665Claims 236,637,880EHR 179,274,767EHR 2108,928,895PatientsDe-duplicatedCOVID patients linked to mortality data145,931Vaccine Doses790,101 279,300,935PatientsDe-duplicatedSIGN UP FOR THE COVID-19 RESEARCH DATABASEThe COVID-19 Research Database currently covers