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.
Baseline characteristics of patients and mitral regurgitation by two-dimensional echocardiography
Data are presented as the number (%) or mean ± standard deviation. LVEF: left ventricular ejection fraction, LVEDD: left ventricular end diastolic dimension, LVESD: left ventricular end systolic dimension, LA: left atrium, MR: mitral regurgitation
