
Keywords: Atrial fibrillation; TGF-β1; Matrix metalloproteinase-9: tissue inhibitor of metalloproteinase-1 ratio; NT-proBNP; Left atrial diameter; Atrial remodeling; AF; atrial fibrillation; ECM; extracellular matrix; IL-6; interleukin-6; IQR; interquartile range;