| As treated* | CTO-PCI (n=53) | CTO-No PCI (n=41) | |
| Left ventricular ejection fraction (%) | 45.4 (9.0) | 44.4 (11.0) | 0.62 |
| Left ventricular end-diastolic volume (mL) | 197.5 (45.4) | 210.7 (50.9) | 0.19 |
| Left ventricular end-systolic volume (mL) | 109.1 (36.3) | 119.8 (46.6) | 0.22 |
CMR data are mean±SD.
*As-treated analysis of the patients with an attempted CTO-PCI before 6-month follow-up.
CTO, chronic total occlusion; PCI, percutaneous coronary intervention.