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Figure 3 Actuarial event-free survival curves based on (A) overall survival, (B) survival free of cardiac death, (C) survival free of cardiac death and nonfatal myocardial infarction, and (D) survival free of cardiac death, nonfatal myocardial infarction, and late revascularization, of the validation population stratified by the multivariate model into low (<15%), intermediate (15% to 35%), and high (>35%) probability groups. Numbers below abscissa = numbers of patients available for analysis at each time point. (See text for details.)