Table 2

 Performance of the GRACE risk model assessed by the C statistic in ST segment elevation acute myocardial infarction (STEMI) and non-STEMI groups in the EFFECT (enhanced feedback for effective cardiac treatment) acute myocardial infarction (AMI) cohort and in the original GRACE study

Study cohortSTEMINon-STEMI
EFFECT AMI0.810.78
GRACE development cohort0.710.78
GRACE validation cohort0.760.78
GRACE (total)0.800.78