CYGB and Paroxysmal atrial fibrillation: Compared to the control group, patients with LAT/SEC were older, had a higher prevalence of non-paroxysmal AF, diabetes, hyperuricemia, history of IS/TE, and tumor, and exhibited lower ABL, LVEF, and higher AST, ALT, FBG, Crea, HGB, as well as larger MCV, MPV, LAD, LVDD, MRA, TRA, and IVST.