TABLE 1.
Baseline characteristics of the study population
| Variables | FFR > 0.8 (n = 447) | FFR < 0.8 (n = 116) | p value |
|---|---|---|---|
| Mean age (years) | 62.4 ± 5.2 | 61.6 ± 5.3 | 0.121 |
| Females, n (%) | 139 (31.1) | 46 (39.7) | .080 |
| Hypertension, n (%) | 253 (56.6) | 73 (62.9) | 0.218 |
| Diabetes, n (%) | 238 (53.2) | 66 (56.9) | 0.482 |
| Smoking, n (%) | 199 (44.5) | 49 (42.2) | 0.660 |
| Hyperlipidemia, n (%) | 186 (41.6) | 50 (43.1) | 0.772 |
| Peripheral arterial Disease, n (%) | 175 (39.1) | 46 (39.7) | 0.921 |
| Clinical presentation, n (%) | |||
| Chronic stable angina | 197 (44.1) | 51 (44.0) | 0.183 |
| Unstable angina | 183 (40.9) | 40 (34.5) | |
| NSTEMI | 67 (15.0) | 25 (21.6) | |
| Mean left ventricular ejection fraction (%) | 59.6 ± 8.1 | 59.7 ± 8.2 | 0.973 |
| Multivessel disease, n (%) | 213 (47.7) | 61 (52.6) | 0.343 |
| Moderate/severe calcification, n (%) | 167 (37.4) | 49 (42.2) | 0.335 |
| Bifurcation angle | 69.8 ± 12.04 | 69.9 ± 12.07 | 0.924 |
Note: Data are mean ± SD, median (IQR), or number (%) of patients.
Abbreviations: FFR, fractional flow reserve; NSTEMI, non‐ST segment elevation myocardial infarction.