Parameters | Early progression n=28 | Late progression n=28 | MD (95% CI) | P value |
AVAi (cm2/m2/year) | −0.070±0.051 | −0.030±0.038 | +0.039 (0.019 to 0.059) | 0.0001 |
AVA (cm2/year) | −0.130±0.098 | −0.058±0.074 | +0.072 (0.033 to 0.110) | 0.0002 |
VTI ratio (/year) | −0.035±0.025 | −0.015±0.019 | +0.019 (0.009 to 0.030) | 0.0002 |
MG (mm Hg/year) | +3.1±3.9 | +1.5±3.1 | −1.6 (−3.5 to 0.3) | 0.043 |
Vpeak (m/s/year) | +0.28±0.38 | +0.09±0.25 | −0.19 (−0.36 to 0.02) | 0.038 |
SVi (mL/m2/year) | +3.72±6.67 | −0.78±3.26 | −4.50 (−7.45 to −1.56) | 0.0004 |
AVA, aortic valve area; AVAi, indexed aortic valve area; MD, mean difference; MG, mean aortic gradient; MI, myocardial infarction; SVi, indexed stroke volume; Vpeak, aortic peak jet velocity; VTI, velocity-time integral.