Peak Velocity |
< 3 m/s |
3 – 4 m/s |
> 4 m/s |
|---|---|---|---|
Mean Gradient |
< 20 mmHg |
20 – 35 mmHg |
> 35 mmHg |
Dimensionless Index |
≥ 0.30 |
0.29 – 0.25 |
< 0.25 |
EOAI |
-
|
0.85 - 0.66 cm2/m2
|
≤ 0.65 cm2/m2
|
Jet Contour |
Triangular; Early Peaking |
Triangular to Intermediate |
Rounded; Symmetrical |
Acceleration Time |
< 80 msec |
80 – 100 msec |
> 100 msec |