Table 1.
Baseline Characteristics
| Characteristic | Value |
|---|---|
| Age, y | 70±9 |
| Sex, n (%) | Women, 28 (29%) |
| Coronary risk factor | |
| Hypertension | 68 (71%) |
| Dyslipidemia | 61 (64%) |
| Smoking | |
| Current smoker | 19 (20%) |
| Ex‐smoker | 12 (13%) |
| Diabetes mellitus | 36 (38%) |
| Family history of CAD | 14 (15%) |
| Symptoms | |
| Typical angina | 50 (52%) |
| Atypical angina | 19 (20%) |
| Dyspnea on effort | 9 (9%) |
| ECG abnormality | 18 (19%) |
| Prior percutaneous coronary intervention | 29 (30%) |
| Prior myocardial infarction | 20 (21%) |
| Days between CMR and ICA | 16 (5–28) |
| Angiographic data | |
| Single‐vessel disease | 25 (26%) |
| Double‐vessel disease | 51 (53%) |
| Triple‐vessel disease | 20 (21%) |
| Vessels with luminal narrowing of >90% | 36/288 (13%) |
| Vessels with luminal narrowing with 50% to 90% | 151/288 (52%) |
| FFR measurement | 139/151 (92%) |
| Unsafe/technical failure/luminal diameter <2 mm | 4/6/2 (8%) |
| Vessels with FFR >0.80 | 73/139 (53%) |
| Vessels with FFR <0.80 | 66/139 (47%) |
| CMR data | |
| LVEDV, mL | 126±32 |
| LVESV, mL | 54±27 |
| LVEF, % | 59±11 |
| LV mass, g | 90±22 |
| Coronary flow reserve | 2.9±1.2 |
| The presence of LGE | 21/96 (22%) |
Values are mean±SD, n (%), or median (interquartile range). CAD indicates coronary artery disease; CMR, cardiovascular magnetic resonance; FFR, fractional flow reserve; ICA, invasive coronary angiography; LGE, late gadolinium enhancement; LVEDV, left ventricular end‐diastolic volume; LVEF, left ventricular ejection fraction; LVESV, left ventricular end‐systolic volume.