Abbreviations. AF: atrial fibrillation; BMI: body mass index; HCM: hypertrophic cardiomyopathy; IVS: interventricular septum; LA: left atrium; LVOT: left ventricular out-flow tract; LVEF: left ventricular ejection fraction; LVEDD: left ventricular end-diastolic diameter.

Table 2. Comparison of LA low voltage areas in patients with HCM according to AF recurrence following catheter ablation.