NPPB and atrial fibrillation: The novel nomogram prediction model developed in this study to predict the riskof MACCE in patients with NVAF and HFpEF within 1 year after discharge based onsix independent predictors, namely duration of AF of ≥6 years, poormedication compliance, Scr level, hyperthyroidism, serum NT-proBNP level, andcEDS demonstrated good discriminative power and calibration.