NPPB and atrial fibrillation: We found that the presence of atrial fibrillation, urinary albumin/creatinine ratio (UACR) ≥16.5 mg/g Cr, serum levels of adropin<2.1 ng/mL and NT-proBNP ≥19,540 pmol/mL were independent predictors for AKI in patients with ADHF.