PVL (n=4) No PVL (n=34) P-value
Major axis of annuls (MD) (mm) 29.5 + 0.9 26.1 + 2.3 0.01
Minor axis of annulus (mD) (mm) 23.5 + 2.3 21.2 + 2.1 0.04
Ellipticity (PI = MD/mD) 1.26 + 0.09 1.23 + 0.08 0.54
Annulus circumference (mm) 82.8 + 5.0 73.2 + 6.7 0.01
Aortic valve annular area (m2) 528 + 71 404 + 99 0.02