however , 8 of 15 patients ( 53 % ) with silent ischemia had postoperative clinical ischemic events ( 2 had myocardial infarction , 2 had new congestive heart failure and 4 had new rest angina ) , versus only 1 of 9 patients ( 11 % ) without silent ischemia who had angina ( p less than 0.05 ) .
C0002965
rest angina
C0002962
angina