GPT and brain infarction: No significant correlation was observed between variables and cognitive function such as marital status, living condition, PT, INR, APTT, FT3, FT4, creatinine, UA, AST, ALT, lipoprotein, TC, TG, HDL, LDL, LVEF, hypertension, diabetes mellitus, coronary artery disease, myocardial infarction, cerebral infarction history, warfarin, clopidogrel, ticagrelor, rivashaban, type of AF, and duration of AF (P > 0.05).