AAD = anti-arrhythmic drug; BMI = body mass index; CCB = calcium channel
blocker; LBBB = left bundle branch block; LVEF = left ventricular
ejection fraction; LVOT = left ventricular outflow tract; RBBB = right
bundle branch block; RVOT = right ventricular outflow tract.
Table 4: The value of ambulatory ECG based parameters in
predicting a right-sided site of origin of outflow tract arrhythmia
compared with established ECG-morphology algorithms.