Figure 1.
Kaplan–Meier estimates of the cumulative probability of COVID-19 participants’ survival according to the regular use of vitamin K antagonist (VKA) prior to COVID-19 (n = 82).
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.