Variable | Pre-operative mean | Post-operative mean | P value |
Ejection Fraction (EF) | 50.8 ± 8.2 | 54.7 ± 12.5 | P = 0.06 |
Mean aortic gradient | 44.8 ± 12.5 | 11.8 ± 9.5 | p < 0.001 |
Maximum aortic gradient | 72.5 ± 18.5 | 22.7 ± 16.9 | p < 0.001 |
Heart failure class | P = 0.002+; V = 66 |