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Figure 3 From the FRISC-II trial. Kaplan-Meier analysis of the probability of event-free survival according to strategy group during six months of follow-up for the trial primary end point of death or MI, showing significant benefit in clinical outcomes for the routine invasive strategy. CI = confidence interval; FRISC = Fragmin and fast Revascularization during InStability in Coronary artery disease; MI = myocardial infarction; RR = risk reduction. Adapted with permission from Elsevier Science (The Lancet 1999;354:708–15).
