Table 3.

Correlation and comparison between the CS and PV blood samples of the 3 HF biomarkers to clinical and Echo parameters.

	NT-proBNP, pg/mL		gal-3, ng/ml		sST2, ng/mL
	CS	PV	CS	PV	CS	PV
Continuous variables, Spearman correlation
Age	0.50	0.61	0.30	0.39	−0.04	−0.02
	p<0.001	p<0.001	p=0.01	p<0.001	p=0.74	p=0.88
QRS duration	−0.01	−0.01	−0.12	−0.24	−0.08	−0.01
	p=0.94	p=0.93	p=0.31	p=0.04	p=0.48	p=0.91
LVEDV	0.17	0.17	0.02	−0.12	0.05	0.03
	p=0.20	p=0.20	p=0.89	p=0.38	p=0.69	p=0.82
LVESV	0.22	0.22	0.07	−0.07	0.11	0.09
	p=0.09	p=0.09	p=0.61	p=0.59	p=0.39	p=0.51
LV EF	−0.30	−0.37	−0.07	0.01	−0.15	−0.09
	p=0.01	p=0.002	p=0.56	p=0.95	p=0.22	p=0.46
eGFR	−0.60	−0.69	−0.44	−0.47	−0.25	−0.24
	p<0.001	p<0.001	p<0.001	p<0.001	p=0.04	p=0.04
Categorical variables, median [25th, 75th %ile]
Male	1821[806,3560]	1507[736,2856]	16.2[12.3,21.0]	18.1[13.1,23.0]	39.7[24.7,60.9]	43.9[29.4,61.4]
Female	2353[331,3144]	1961[195,2405]	17.6 [13.4,20.6]	18.1 [16.0,22.4]	31.5 [25.7,41.0]	32.0 [30.1,41.6]
	p=0.50	p=0.50	p=0.19	p=0.19	p=0.23	p=0.01
Ischemic CM	2045[836,4613]	1864[876,4236]	17.9[12.9,21.0]	20.0[14.3,23.0]	35.6[22.2,60.9]	42.6[26.1,68.7]
Nonischemic CM	1576[709,3065]	1066[444,2112]	15.6[11.6,22.2]	16.3[11.9,23.9]	36.8[25.3,52.7]	41.6[31.3,56.5]
	p=0.72	p=0.20	p=0.41	p=0.20	p=0.92	p=0.72
LBBB	1202[413,3079]	991[260,2498]	15.7[11.8,20.2]	16.0[12.9,22.8]	31.3[23.7,59.8]	37.9[29.4,60.1]
Non-LBBB	2104[1588,4613]	1802[1080,3306]	17.6 [13.2,23.2]	19.2[14.4,24.2]	42.3[25.2,58.8]	43.9[28.9,57.7]
	p=0.13	p=0.30	p=0.30	p=0.13	p=0.30	p=0.13
History AF	2639[2045,4616]	2425[1807,4038]	17.5[14.1,22.2]	20.8[15.8,28.0]	41.7[25.3,62.6]	45.8[33.2,61.4]
No history AF	1074[398,2085]	870[325,1709]	15.7[11.6,20.2]	16.0[11.8,21.3]	32.3[24.8,55.2]	38.7[26.6,56.5]
	p<0.001	p<0.001	p=0.91	p=0.05	p=0.30	p=0.13

Abbreviations as in Table 1 and 2. CM denotes cardiomyopathy; AF, atrial fibrillation;