Table 2.

Correlations between selected covariates and log NT-proBNP levels

	Correlation	p value
Glomerular filtration rate	−0.39	<0.001
Hematocrit	−0.21	<0.001
BMI	−0.07	0.04
Systolic blood pressure	0.30	<0.001
log protein:creatinine ratio	0.32	<0.001
C-reactive protein	0.04	0.21