Figure 2.
Pooled rate ratios for COVID-19 hospitalization or death, first-dose ChAdOx1 (Oxford–AstraZeneca), all ages
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.