High HCM-AF score (hazard ratio [HR]: 3.55, 95% CI: 1.33-9.48; p = 0.011) and high NT-proBNP (HR: 2.49, 95% CI: 1.21-5.10; p = 0.013) are independent predictors for AF. Here, NPPB is linked to atrial fibrillation.