Long-term follow-up
Long-term follow-up was available in 6 of the 11 centers participated in the 2DSPER study. Data on major adverse cardiac events (MACE, defined as cardiac death, ACS, revascularization, hospitalization for heart failure or atrial fibrillation) and all-cause mortality was collected using electronic patient records between October 2018 and May 2020. We defined cardiac death as death resulting from an acute myocardial infarction, sudden cardiac death or heart failure, or death due to a cardiac procedure.23