eVusheld Assessment reaL wORld Effectiveness in the VA Health System

An Observational Study to Assess the Real-World Effectiveness of EVUSHELD™ (Tixagevimab/Cilgavimab) as Pre-exposure Prophylaxis Against COVID-19 Among EVUSHELD-eligible Populations Receiving Care in VA Health System in the United States

An AstraZeneca-sponsored observational, electronic healthcare record (EHR)-embedded retrospective cohort study to assess the real-world effectiveness of EVUSHELD against SARS-CoV-2 infection, COVID-19-related hospitalization, and other COVID-19 related outcomes in the total EUA-eligible patient population in the Department of Veterans Affairs (VA) Health System.

This a Phase IV observational, secondary data study to assess the effectiveness of Evusheld in preventing COVID-19 infection and severe outcomes using the electronic medical records from the nationwide integrated health system.

The study is designed as an AstraZeneca-sponsored observational, electronic healthcare record (EHR)-embedded retrospective cohort study to assess the real-world effectiveness of EVUSHELD against SARS-CoV-2 infection, COVID-19-related hospitalization, and other COVID-19 related outcomes in the total EUA-eligible patient population in the VA Health System.

Inclusion Criteria:

1. Receipt of EVUSHELD under the FDA EUA for EVUSHELD
2. Eligibility to access EVUSHELD use under the EUA.

Exclusion Criteria:

• None