Thirteen-year nationwide trends in use of implantable cardioverter-defibrillators and subsequent long-term survival

Long-term trends in use of implantable cardioverter-defibrillators (ICDs) and outcomes are rare.We examined 13-year nationwide trends in ICD implantation and survival rates in Denmark.Using medical databases, we identified all first time ICD recipients in Denmark during 2000-2012 (N = 8460) and ascertained all-cause mortality. We computed standardized annual implantation rates and mortality rate ratios according to age, sex, comorbidity level,...