What is the survival rate for ICD patients who have had a sudden cardiac arrest?

Long-term monitoring of ICD performance has shown that defibrillating a patient in sudden cardiac arrest is 98% successful in converting the SCA. Reference: Heart Rhythm Society Online. About Sudden Cardiac Arrest (SCA).http://www.hrsonline.org/Patient-Resources/Heart-Diseases-Disorders/Sudden-Cardiac-Arrest-SCA#axzz3ER40pGv2