Kaplan–Meier curve showing event-free survival from (A) death from any cause, (B) acute myocardial infarction, (C) TIA/stroke, and (D) hospitalization for heart failure in the tamponade compared to the control group after a follow-up of 5 years. Day 0 is the timepoint of index procedure. CI, confidence interval; TIA, transitory ischaemic attack.