Table 3.

Demographic and clinical characteristics of patients with a criterion standard diagnosis of heart failure (n = 173) stratified by ED diagnosis of heart failure.

		ED Diagnosis				P-value
		Non-Primary HF N = 58		Primary HF N = 115
Age		66	(34–88)	70	(30–97)	0.318
Non-white		32	(55.2)	61	(53.0)	0.872
White		26	(44.8)	54	(47.0)
Male		32	(55.2)	61	(53.0)	0.872
Female		26	(44.8)	54	(47.0)
History of CHF		43	(74.1)	103	(89.6)	0.014
History of CAD		21	(36.2)	59	(51.3)	0.076
History of hypertension		47	(81.0)	85	(73.9)	0.347
History of valvular heart disease		22	(37.9)	60	(52.2)	0.106
History: cardiomyopathy		20	(34.5)	44	(38.3)	0.739
History of COPD		15	(25.9)	13	(11.3)	0.017
CHF admission in last 6 months		16	(27.6)	29	(25.4)	0.855
Prior EF <55%		11	(55.0)	22	(62.9)	0.582
Positive findings on CXR		47	(81.0)	89	(77.4)	0.696
Systolic blood pressure		144	(82–234)	152	(85–257)	0.915
Diastolic blood pressure		81	(39–140)	84	(40–167)	0.751
Heart rate		95	(52–158)	88	(44–142)	0.177
Respiration rate		20	(12–44)	22	(12–52)	0.481
Oxygen saturation		95	(72–100)	96	(60–100)	0.959
Temperature		97.4	(95.4–101.1)	97.5	(695.0-101.2)	0.848
Symptoms of jugular venous distention		19	(33.3)	39	(33.9)	1.000
Symptoms of peripheral edema		35	(61.4)	74	(64.9)	0.736
Symptoms of dyspnea		54	(93.1)	112	(97.4)	0.226
Symptoms of orthopnea		38	(65.5)	73	(63.5)	0.867
Symptoms of proxysmal nocturnal dyspnea		22	(38.6)	43	(37.7)	1.000
LVH		16	(31.4)	34	(33.7)	0.856
QRS > 120 ms		15	(29.4)	38	(37.6)	0.370
Left Bundle Branch Block		1	(2.0)	8	(7.9)	0.273
Physician identified S3		8	(14.3)	22	(19.6)	0.522
Electronically detected S3		15	(34.1)	30	(33.7)	1.000
Median BNP		518	(5–5000)	764	(31.7–5000)	0.038
Ejection Fraction	Normal	4	(19.0)	9	(14.8)	0.059
	Mild	9	(42.9)	18	(29.5)
	Moderate	6	(28.6)	10	(16.4)
	Severe	2	(9.5)	24	(39.3)