Given the sensitivity of the exercise ECG, stress testing conducted on 100 cardiac rehabilitation patients w/ documented coronary artery disease (CAD) would be expected to produce what results?
a. all 100 clients would show ECG indicators of CAD
b. about 50 clients would show ECG indicators of CAD
c. about 30 clients would show ECG indicators of CAD
d. about 70 clients would show ECG indicators of CAD