TABLE 1.

Baseline Characteristics

Variables	EF ≥50% (N=741)	EF <50% (N=1094)	P-value
Ejection Fraction, %	57.2 ±5.4	28.6 ±11.3
Age, years	71.3 ±12.3	67.5 ±13.6	0.001
Female	449 (60.6%)	451 (41.2%)	0.001
African American	357 (48.2%)	618 (56.5%)	0.001
Atrial Fibrillation	221 (29.8%)	281 (25.7%)	0.051
Diabetes	344 (46.4%)	443 (40.5%)	0.012
Hypertension	544 (73.4%)	669 (61.2%)	0.001
COPD	289 (39.0%)	3.14 (28.7%)	0.001
Peripheral Vascular Disease	105 (14.2%)	140 (12.8%)	0.396
Cerebrovascular Accident	112 (15.1%)	149 (13.6%)	0.368
Previous Heart Failure	322 (43.5%)	545 (49.8%)	0.007
Chronic Kidney Disease	94 (12.7%)	106 (9.7%)	0.043
Coronary Artery Disease	189 (25.5%)	348 (31.8%)	0.004
Baseline Sodium, meq/dl	139.6 ±4.1	139.6±4.1	0.372
ACE Inhibitor/ARB Exposure	0.26 ±0.30	0.26 ±0.27	0.049
Beta Blocker Exposure	0.24 ±0.28	0.24 ±0.27	0.198