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Figure 3 Kaplan-Meier analysis of the probability of event-free survival according to strategy group in patients who developed non–Q-wave myocardial infarction following thrombolytic therapy. The events included in this analysis were death and recurrent nonfatal myocardial infarction. The Cox proportional-hazards ratio for the conservative (ischemia-guided) strategy as compared with the routine invasive strategy was 0.58 (95% confidence interval, 0.28 to 1.28).
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