From: Diagnostic accuracy of coronary computed tomography angiography-derived fractional flow reserve
Parameter | Number of patients (54) |
---|---|
Age (y) | 65 ± 8 |
Male sex | 63% (34) |
Weight (kg) | 66 ± 11 |
Height (cm) | 165 ± 8 |
Body mass index (kg/m2) | 24 ± 3 |
Cardiovascular risk factors | |
 Systolic blood pressure (mm Hg) | 131 ± 20 |
 Diastolic blood pressure (mm Hg) | 76 ± 14 |
 Angina pectoris | 20% (11) |
 Diabetes | 19% (10) |
 Hypertension | 57% (31) |
 Hyperlipidemia | 7% (4) |
Coronary CT angiography | |
Agatston score, % (n) | |
 0–399 | 69% (37) |
 400–799 | 22% (12) |
  > 799 | 9% (5) |
 CCTA stenosis ≥ 50% (patient) | 56% (30) |
 CCTA stenosis ≥ 50% (vessel) | 65% (51) |
 AccuFFR ≤ 0.80 (patient) | 37% (20) |
 AccuFFR ≤ 0.80 (vessel) | 32% (25) |
Vessel location, % (n) | |
 LM/LAD | 58% (45) |
 LCX | 13% (10) |
 RCA | 18% (14) |
 Multi-vessels | 11% (9) |
Stenosis degree, % (n) | |
  < 50% | 43% (23) |
  ≥ 50% | 57% (31) |
 FFR ≤ 0.8 | 41% (22) |