Baseline Troponin T Levels Modulate the Effects of ICD Shocks on All-Cause Mortality

Implantable cardioverter-defibrillators (ICDs) reduce arrhythmic sudden death in patients with systolic heart failure [(1)][1]. Interestingly, ICD therapies [(2,3)][2] are associated with an increased risk of death. The reasons for this increased mortality risk remain poorly understood. We studied