Table 4. Cardiac MRI findings.

	MVO (n=40)	No-MVO (n=80)	p-value
Duration between PPCI and MRI, days	7 (7-8)	7 (7-8)	0.481
LVEF, %	41 (32-46)	46 (39-52)	0.003
LV end-diastolic volume, ml	139 (113-154)	114 (94-138)	0.001
LV end-systolic volume, ml	80 (67-97)	61 (47-82)	<0.001
Infarct size, %	22 (18-30)	12 (5-19)	<0.001
MVO size, %	8 (3-13)	0 (0-0)	<0.001
TEI grade 3 or 4	39 (97)	43 (54)	<0.001
Values are presented as median (interquartile range) or number (%). EF: ejection fraction; LV: left ventricle; MRI: magnetic resonance imaging; MVO: microvascular obstruction; PPCI: primary percutaneous coronary intervention; TEI: transmural extent of infarction