NPPB and coronary artery disorder: Preoperative NT-proBNP demonstrated significant discriminatory power with regard to SPHF in patients with CAD (AUC = 0.79, 95% CI 0.73–0.85, p<0.0001), MR (AUC = 0.80, 95% CI 0.72–0.87, p<0.0001) and AS (AUC = 0.66, 95% CI 0.51–0.81, p = 0.047; Fig 2).