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Supplemental Table 1. Procedure parameters of ARVC and BrS patients.

ARVC (N = 34) BrS (N = 16)
Ablation time (min) 34 ± 17 29 ± 12
Ablation area (cm2)
 Endocardial 11 ± 7 2 ± 2
Epicardial 23 ± 16 16 ± 6
Ablation site*
Endocardium
 RVOT 24 (70.6%) 26 (76.5%)
 TVA-superior 5 (14.7%) 9 (26.5%)
 TVA-inferior 5 (14.7%) 11 (32.4%)
 Basal-superior 12 (35.3%) 19 (55.9%)
 Basal-inferior 14 (41.2%) 17 (50.0%)
Epicardium
 RVOT 7 (43.8%) 16 (100.0%)
 TVA-superior 0 (0.0%) 1 (6.3%)
 TVA-inferior 0 (0.0%) 0 (0.0%)
 Basal-superior 0 (0.0%) 1 (6.3%)
 Basal-inferior 0 (0.0%) 0 (0.0%)

* Right ventricle was segmented into distinct anatomic segments based on a previously described model.S1

ARVC, arrhythmogenic ventricular cardiomyopathy; BrS, Brugada syndrome; RVOT, right ventricular outflow tract; TVA, tricuspid valve annulus.

Reference

S1. Van Herendael H, Garcia F, Lin D, et al. Idiopathic right ventricular arrhythmias not arising from the outflow tract: prevalence, electrocardiographic characteristics, and outcome of catheter ablation. Heart Rhythm 2011;8:511-8.