Do patients who no longer meet guideline indications for primary prevention ICDs at the time of generator replacement have a lower rate of subsequent ICD therapies?
A significant proportion of patients with primary prevention ICDs no longer meet guideline indications at the time of generator replacement and experience significantly lower rates of subsequent ICD therapies.
Approximately 25% of patients who receive primary prevention ICDs may no longer meet guideline indications for ICD use at the time of generator replacement, and these patients receive subsequent ICD therapies at a significantly lower rate.
Kini et al. (Wed,) studied this question.