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Table 4 Calculated variables for 60% stenosis

From: Effect of guidewire insertion in fractional flow reserve procedure for real geometry using computational fluid dynamics

 

\({P}_{a}\) \((mmHg)\)

\({P}_{d}\) \((mmHg)\)

\(\Delta p\) \((mmHg)\)

Inlet average velocity (m/s)

CDP

Error in CDP

FFR

Error in FFR

Without

85.9

6.59

79.31

0.62

5.31

–

0.43

–

During insertion

85.9

4.91

80.99

0.56

7.2

35.6%

0.33

23.2%

Full position

85.9

4.91

80.99

0.57

6.48

22%

0.33

23.2%