Table 1:

Patient Characteristics. ICM – ischemic cardiomyopathy, NICM – non-ischemic cardiomyopathy.

Group	Age	Sex	EF	Type	Tissue Origin	NYHA Class
Non-Failing	31	Male	60%	NA	RV from Lead	I
Non-Failing	62	Female	>60%	NA	RV from Lead	I
Failing	70	Male	20%	ICM	RV from Lead	III
Failing	59	Male	20%	NICM- Sarcoidosis	RV from Lead	II
Non-Failing	65	Male	>60%	NA	RV from Explant	I
Failing	63	Female	21%	NICM-Myocarditis	RV from Explant	II
Failing	49	Male	15%	ICM	RV from Explant	III
Failing	64	Male	23%	ICM	RV from Explant	IV
Failing	43	Male	25%	ICM	RV from Explant	III