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.