Table 4

Follow up

OutcomeIRVA (n=41)ARVD (n=15)p Value
AAD, antiarrhythmic drug treatment; ARVD, arrhythmogenic right ventricular dysplasia; ICD, implantable cardioverter-defibrillator; IRVA, idiopathic right ventricular arrhythmia.
Number of patients41 (100%)15 (100%)
Duration (months) (mean, range)24 (1 to 84)23 (3 to 50)NS
ICD implant08<0.0001
Improved symptom score33 (80%)11 (73%)NS
    p Value for improvement<0.0001<0.0001
Improved Holter score32 (78%)5 (33%)0.0013
    p Value for improvement<0.0001<0.035
AAD discontinued18/32 (56%)2/13 (15%)0.0035
AAD added5 (12%)2 (14%)NS