Table 3 Numerical [28], analytical, and corrected analytical pressure drops along with the corresponding FFR values for different stenosis severity at hyperemic flow rate (Q)
AS | l m (mm) | Q (ml/min) | p a (mmHg) | Δpnumerical | Δpanalytical | Δpcorrected = 1.16 × Δpanalytical | FFRnumerical | FFRanalytical | FFRcorrected |
|---|---|---|---|---|---|---|---|---|---|
64% | 3 | 173 | 84 | 9.9 | 7 | 8.13 | 0.88 | 0.92 | 0.9 |
80% | 0.75 | 150 | 86 | 18.9 | 16.74 | 19.42 | 0.78 | 0.81 | 0.77 |
90% | 0.75 | 85 | 89 | 43 | 34.02 | 39.46 | 0.52 | 0.62 | 0.56 |