Metric (Average, SEM)

Surgical (n = 41)

Medical (N = 34)

P

Aortic Valve Area (cm²)

0.79, 0.031

1.05, 0.062

<0.001

Max Gradient (mmHg)

63.12, 2.84

55.18, 3.2

0.069

Mean Gradient (mmHg)

38.37, 1.86

32.86, 1.91

0.046

Aortic Jet Velocity (m/s)

3.93, 0.12

3.52, 0.17

0.046

Ejection Fraction (%)

50.25%, 1.58%

51.5%, 1.53%

0.577