Time-Dependent Risk of Fidelis Lead Failure

Cumulative hazard of Sprint Fidelis implantable defibrillator lead failure (solid line) ± 95% CIs (dashed lines).

Log time plotted against log cumulative hazard (slope 2.13, 95% CI 1.98 to 2.27, p <0.001).

Conditional survival probabilities for Sprint Fidelis implantable defibrillator leads that are functioning normally 1 year, 2 years, and 3 years after implantation.

Cumulative probability of Sprint Fidelis implantable defibrillator lead failure based on LVEF groups (<20%, 20% to 45%, >45%).