cardiac event
Twenty three of the 75 patients who performed an       exercise test had a cardiac event within one year (death, myocardial infarction,        bypass surgery or PTCA); of these, 19 had a positive symptom limited exercise       test and nine had a positive low level exercise test (p = 0.025).
Twenty three of the 75  @OBJECT$  who performed an       exercise test  @PREDICAT$  a  @SUBJECT$  within one year (death, myocardial infarction,        bypass surgery or PTCA); of these, 19 had a positive symptom limited exercise       test and nine had a positive low level exercise test (p = 0.025).