Figure 1.
Patient flow diagram. AAD indicates antiarrhythmic drug; ARVC, arrythmogenic right ventricular cardiomyopathy; HCM, hypertrophic cardiomyopathy; ICD, implantable cardioverter defibrillator; LQTS, long QT syndrome; LVEF, left ventricular ejection fraction; and QRSD, QRS duration.