Parametric data are expressed as mean±standard error mean. (Abbreviations: VA ventricular arrhythmia, DCM Dilated Cardiomyopathy, NYHA New York Heart Association, LVEF left ventricular ejection fraction, ACE/ARB angiotensin converting enzyme inhibitor / angiotensin II receptor blocker, R2I2 regional restitution instability index, PERS peak ECG restitution slope). *NYHA data not available for 1 patient.
Table 3. Study group patient characteristics split by etiology.