Effect of Body Mass Index on Diagnostic and Prognostic Usefulness of Amino-Terminal Pro–Brain Natriuretic Peptide in Patients With Acute Dyspnea

In patients with and without acute heart failure, the NT-proBNP concentrations are relatively lower in overweight and obese patients with acute dyspnea. Despite this, the NT-proBNP concentration retains its diagnostic and prognostic capacity across all BMI categories.