Summary of Regadenoson Stress PET MPI Diagnostic Accuracy
| Regadenoson 82Rb PET | Significant CAD | No significant CAD | Total |
| Abnormal | 59 | 15 | 74 |
| Normal | 5 | 17 | 22 |
| Total | 64 | 32 | 96 |
Thirty-seven of 38 patients with low-likelihood CAD and 17 of 32 patients with nonobstructive CAD on invasive angiography were identified correctly. Significant CAD was defined as ≥70% CAD stenosis or ≥50% left main stenosis.