Table.

Heart Failure Patient Histories.

Patient	Age	Gender	Diagnosis	Device	β-Blockers	Inotropes
1	52	Female	Nonischemic CM	AICD	No	No
2	55	Male	Ischemic CM	AICD	Yes	No
3	51	Male	Ischemic CM	LVAD	No	No
4	64	Male	Nonischemic CM	AICD	Yes	Yes
5	50	Male	Ischemic CM	BiV PPM/AICD	Yes	No
6	48	Male	Dilated CM		No	Yes

CM- cardiomyopathy; AICD –an implantable cardioverter defibrillator; LVAD – left ventricular assist device; BiV PPM – biventricular permanent pacemaker.