Table 2. Comparison of individual MACE between patients with normal versus abnormal CFR/HMR.
All patients N=610 | CFR ≥2.5 N=398 | CFR <2.5 N=212 | p-value | HMR ≤2.0 N=495 | HMR >2.0 N=115 | p-value | |
Composite MACE, n (%) | 174 (29) | 105 (26) | 69 (33) | 0.11 | 130 (26) | 44 (38) | 0.01 |
Death, n (%) | 96 (16) | 60 (15) | 36 (17) | 0.54 | 70 (14) | 26 (23) | 0.02 |
Myocardial infarction, n (%) | 35 (6) | 22 (6) | 13 (6) | 0.76 | 24 (5) | 11 (10) | 0.05 |
Revascularisation, n (%) | 38 (6) | 24 (6) | 14 (7) | 0.78 | 28 (6) | 10 (9) | 0.22 |
Stroke, n (%) | 30 (5) | 15 (4) | 15 (7) | 0.07 | 27 (5) | 3 (3) | 0.20 |
CFR: coronary flow reserve; HMR: hyperaemic microvascular resistance; MACE: major adverse cardiovascular events |