Preoperative troponin, maximum diameter of LAA orifice, and LAAV differed between with and without PDL groups, while age, sex, body mass index (BMI), presence of hypertension/diabetes, AF pattern, preoperative NT‐ProBNP, fibrinogen, d‐dimer, LVEF, LAV, or device diameter did not. The gene discussed is NPPB; the disease is diabetes mellitus.