Table 2.
Post PCI pressure-wire- and angiography-derived coronary physiology indices.
| All | |
|---|---|
| Total number | 262 |
| Pressure-wire-derived | |
| Resting Pa, mmHg | 92 ± 18 |
| Resting transit time, s | 0.69 (0.48, 1.13) |
| Hyperaemic Pa, mmHg | 83 ± 16 |
| Hyperaemic Pd, mmHg | 76 (67, 87) |
| Hyperaemic transit time, s | 0.43 (0.28, 0.78) |
| FFR | 0.94 (0.90, 0.98) |
| IMR | 33 (20, 55) |
| CFR | 1.5 (1.1, 2) |
| RRR | 1.7 (1.3, 2.3) |
| Angiography-derived | |
| NH IMRangio | 43 (30, 59) |
| Fixed flow QFR | 0.95 (0.90, 0.98) |
| Contrast QFR | 0.96 (0.90, 0.99) |
CFR, coronary flow reserve; FFR, fractional flow reserve; IMR, index of microvascular resistance; NH IMRangio, non-hyperaemic IMRangio; Pa, aortic pressure; Pd, distal pressure; PCI, percutaneous coronary intervention; QFR, quantitative flow ratio; RRR, resistive reserve ratio.