Table 2.
AUC categories in our study population
| AUC Description | N | Classification |
|---|---|---|
| Follow-up testing (>90 days) for new or worsening symptoms with non-obstructive CAD on coronary angiography (invasive or noninvasive) OR normal prior stress imaging study | 48 | A |
| Symptomatic in intermediate pre-test probability of CAD with interpretable ECG AND able to exercise | 32 | M |
| Symptomatic in intermediate pre-test probability of CAD with uninterpretable ECG OR unable to exercise | 27 | A |
| Newly diagnosed systolic heart failure (resting LV function previously assessed but no prior CAD evaluation) | 25 | A |
| Evaluation for symptomatic (ischemic equivalent) post-revascularization (PCI or CABG) | 24 | A |
| Sequential or follow up testing (≤90 days) with uncertain results on prior stress imaging study (not stress CMR) where obstructive CAD remains a concern | 23 | M |
| Symptomatic in low pre-test probability of CAD with interpretable ECG AND able to exercise | 20 | R |
| Pre-operative clearance in poor or unknown functional capacity (<4 METS); intermediate risk surgery with ≥1 clinical risk factor | 12 | M |
| High pre-test probability of CAD with an interpretable ECG and able to exercise | 8 | A |
| High pre-test probability of CAD with an uninterpretable ECG and unable to exercise | 6 | A |
| Follow up testing for new or worsening symptoms with an abnormal prior stress imaging study | 6 | M |
| Follow up testing (>90 Days) in an asymptomatic or symptomatically stable patient whose last study was ≥ 2 years ago | 4 | M |
| Follow up testing (>90 Days) in an asymptomatic patient without ischemic equivalent, who has a normal prior stress imaging study or non-obstructive CAD on angiogram who is intermediate to high global CAD risk with a study ≥ 2 years ago | 4 | M |
| Follow up testing (>90 Days) in an a patient with stable symptoms, who has a normal prior stress imaging study or non-obstructive CAD on angiogram who is intermediate to high global CAD risk with a study ≥ 2 years ago | 4 | M |
| Symptomatic patients who are low pre-test probability of CAD with an uninterpretable ECG or unable to exercise | 3 | M |
| Newly diagnosed diastolic heart failure | 3 | A |
| Evaluation of arrhythmias without ischemic equivalent with frequent PVCs | 3 | M |
| Syncope without ischemic equivalent in a patient with low global CAD risk | 3 | R |
| Follow up testing (>90 Days) in an asymptomatic or symptomatically stable patient with a history of abnormal prior stress imaging study < 2 years ago | 3 | R |
| Follow up testing (>90 Days) in an asymptomatic patient with a normal prior stress imaging study OR non-obstructive CAD on angiogram | 3 | R |
| Follow up testing for new or worsening symptoms in a patient with prior obstructive CAD on invasive coronary angiography | 3 | M |
| Pre-op risk stratification in a patient with poor or unknown functional capacity (<4 METs) in a patient who is undergoing vascular surgery with ≥ 1 clinical risk factor | 3 | M |
AUC, Appropriate Use Criteria; A, Appropriate, M, Maybe Appropriate; R, Rarely Appropriate; CAD, Coronary Artery Disease; ECG, Electrocardiogram; LV, Left Ventricular; PCI, Percutaneous Coronary Intervention; CABG, Coronary Artery Bypass Grafting; PVC, Premature Ventricular Beat