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Table 1 Number of patients, number of events, and annualized event rate (%) for the different groups

From: Prognosis of patients without perfusion defects with and without rest study in myocardial perfusion scintigraphy

  Normal stress-only group Normal stress-rest group
Patients Events Annual event rate Patients Events Annual event rate
All 2,215 79 0.56 1,211 105 1.42
Normal EF 1,351 41 0.47 754 56 1.28
Abnormal EF 60 1 0.26 83 8 1.58
Normal EDV 1,365 42 0.48 753 56 1.27
Abnormal EDV 46 0 0 84 8 1.64
Normal EF and EDV 1,326 41 0.48 712 51 1.23
Abnormal EF or EDV 85 1 0.18 125 13 1.76
Women 1,329 40 0.47 566 34 0.97
Men 886 39 0.70 645 71 1.82
Pharmacologic stress 795 25 0.53 704 71 1.68
Exercise 1,420 54 0.58 507 34 1.07