SERPINE1 and atrial fibrillation: Increase after catheter ablation of s-TM and PAI-1 levels at the 6-month follow up compared with baseline in both the restored SR and recurrent AF groups (11.55 [2.92] vs. 13.75 [3.38], p < 0.001; 10.28 [2.78] vs. 11.67 [3.37], p < 0.001) and (25.74 [15.25] vs. 37.79 [19.56], p < 0.001; 26.16 [15.70] vs. 40.74 [22.55], p < 0.001), respectively.No differences in ADMA levels at the 6-month follow up compared with the baseline for either group ((0.625 [0.163] vs. 0.589 [0.101], p = 0.241) and (0.637 [0.143] vs. 0.616 [0.102], p = 0.500)).