Using a computer-assisted image analysis program (PixelFlux, Version 1.0), the time-averaged maximum velocity (TAMV, cm/s) over 1 cardiac cycle was calculated using the following formula:
Using a computer-assisted image analysis program (PixelFlux, Version 1.0), thetime-averaged maximum velocity (TAMV, cm/s) over 1 cardiac cycle was calculatedusing the following formula: