Table 1.
Baseline Characteristics of Patients With Acute STEMI and a CMR Scan at Baseline (n=108)
| Age, y | 57.8±10.2 |
| Body mass index, kg/m2* | 26 (23–30) |
| Heart rate, bpm | 76±16 |
| Systolic blood pressure, mm Hg* | 131 (113–149) |
| Diastolic blood pressure, mm Hg* | 80 (66–91) |
| Pain‐to‐balloon time, min* | 186 (137–331) |
| IMR, mm Hg/s* | 26 (17–41) |
| Sex, male | 90 (83.3) |
| Previous MI | 4 (3.7) |
| Diabetes mellitus | 5 (4.6) |
| Sustained ventricular arrhythmias or clinical signs of acute left ventricular failure | 18 (16.7) |
| Culprit artery | |
| Left anterior descending | 47 (43.5) |
| Circumflex | 13 (12) |
| Right coronary artery | 48 (44.4) |
| Killip class | |
| I | 96 (88.8) |
| II | 2 (1.9) |
| III | 9 (8.3) |
| IV | 1 (1) |
| TIMI grade before PCI | |
| 0/1 | 70 (65) |
| 2 | 22 (20) |
| 3 | 16 (15) |
| TIMI grade after PCI | |
| 0/1 | 1 (1) |
| 2 | 9 (8) |
| 3 | 98 (91) |
Data are given as mean±SD, n (%), or
*
median (interquartile range).
CMR was performed during the index hospitalization (n=108) and 3 months afterward (n=96). The clinical characteristics of the patients with paired CMR scans at baseline and at follow‐up (n=96) were similar to those of patients with a single scan at baseline (n=108).