“…Commonly accepted risk factors include Spontaneous Type 1 BrS ECG, history of cardiac events or syncope likely due to VT/VF, 8, 33–35 aborted sudden cardiac death, documented VT/VF, nocturnal agonal respiration, late potentials on epicardial bipolar electrogram or SAECG, 36–42 T wave amplitude variability, 37 short ventricular refractory period (< 200 ms), 34 fragmented QRS, 34, 43 and ST segment elevation in the peripheral leads, particularly aVR. 44 …”