exercise test
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  @PREDICAT$  an        @SUBJECT$  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).