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.
Kaplan–Meier mortality curves at 2-years from patients with post-procedural mean gradient < 20 mmHg without delayed increase in mean gradient (Control) or with delayed increase in mean gradient (Group 1) and with post-procedural mean gradient ≥ 20 mmHg (Group 2). DI-MG: delayed increase in mean gradient; M: month; PP-MG: post-procedural mean gradient.
