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Figure 2 Predictors for actuarial freedom from initial ICD therapy. (A) left ventricular ejection fraction; (B) presenting arrhythmia; (C) antiarrhythmic drug use. AAD = antiarrhythmic drugs; CA = cardiac arrest; EF = left ventricular ejection fraction; ICD = implantable cardioverter defibrillator; VT = ventricular tachycardia.
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