Table 3 Overall changes of echocardiographic indices postoperatively
Pre-operativePost-operativep Value
LA anteroposterior dimension (mm)46 (6)41 (6)<0.001
LA lateral dimension (mm)55 (6)48 (6)<0.001
LA superoinferior dimension (mm)62 (9)53 (7)<0.001
LA area index (cm2/m2)17 (4)13 (3)<0.001
LAVi (ml/m2)68 (22)47 (16)<0.001
LA sphericity index0.89 (0.08)0.90 (0.07)0.37
LV ejection fraction (%)62 (6)55 (6)<0.001
LVESVi (ml/m2)33 (10)29 (9)<0.001
LVEDVi (ml/m2)91 (24)67 (16)<0.001
LVSVi (ml/m2)58 (17)38 (10)<0.001
  • Values are expressed as mean (SD). BSA, body surface area; LA, left atrium; LAVi, left atrial volume indexed to BSA; LV, left ventricle; LVEDVi, left ventricular end-diastolic volume indexed to BSA; LVESVi, left ventricular end-systolic volume indexed to BSA; LVSVi, left ventricular stroke volume indexed to BSA.