Table 1.

Main patient characteristics.

	Age (years)	Etiology	QRS Width (ms)	LVEF (%)
Patient 1	77	Non-ischemic cardiomyopathy	136	33
Patient 2	80	Ischemic cardiomyopathy—lateral scar	157	24
Patient 3	82	Ischemic cardiomyopathy—antero-septal scar	152	30

LVEF, left ventricular ejection fraction.