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Figure 2 BNP Cut-Points for 90% Sensitivity

B-type natriuretic peptide (BNP) cut-points for 90% sensitivity in diagnosing congestive heart failure in patients with dyspnea, on the basis of body mass index (BMI) subgroup. Specificity at the 90% sensitivity level shown was at least 70% for all 3 groups. Data from the Breathing Not Properly Multinational Study; figure adapted from Daniels et al. (55).