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.
A, Surgical aortic valve replacement (SAVR) + coronary artery bypass grafting (CABG) across hospital volume tertiles for SAVR. B, Isolated SAVR across hospital volume tertiles for SAVR. C, Mitral valve (MV) replacement across hospital volume tertiles for MV replacement. D, Mitral valve repair across hospital volume tertiles for MV repair. Error bars represent corresponding interquartile ranges.
