Table 1.

Demographics and Vital Statistics

	All Patients (n = 106)	Patients without CRT-D (n = 55)	Patients with CRT-D (n = 51)
Baseline Characteristics
Age (y)	57 ±12	56 ±13	59 ±12
Men (%)	76	72	78
Weight (kg)	81 ±22	82 ±22	78 ±22
QRS width (msec)	141 ±34	123 ±29	160 ±29*
Hypertension (%)	58	56	60
Hyperlipidemia (%)	59	59	63
Diabetes (%)	32	34	27
Ischemic etiology (%)	42	44	39
LV Ejection Fraction (%)	24 ±8	25 ±8	24 ±9
Hemoglobin (g/dl)	11.7 ±2	11.7 ±2	11.8 ±2
Creatinine (mg/dl)	1.8 ±1.1	1.7 ±0.7	1.9 ±1.3
BNP (pg/ml)	1710 ±1406	1628 ±1247	1734 ±1386
Medical Treatment During Admission (%)
Beta Blockers	58	54	62
ACE inhibitors / ARB	54	56	52
Spironolactone	44	39	48
Loop Diuretic	85	84	78
Digoxin	22	17	24
Hydralazine	38	40	35
Isosorbide dinitrate	37	37	37
Inotropic Drugs	35	38	32
Nitroprusside	41	44	40

Values are mean ± SD or n (%).

Abbreviations: CRT-D: cardiac resynchronization therapy with defibrillator, ACE: angiotensin converting enzyme, ARB: angiotensin receptor blocker.

^*p<0.01 for comparison between patients with and without CRT-D