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.
Red Crosses Represent Patients That Were Right-censored at 90 Days and 4 Years Post-Admission, and Dash Lines Represent 95% Confidence Intervals.
