Diagnostic Performance for Side-by-Side and Fused CTA/SPECT MPI Analysis
| Parameter | No. of patients | Side-by-side | Fused |
| Patients with ICA | 7 | ||
| Agreement with QCA/SPECT MPI | 81% | 91% | |
| Interobserver agreement | 66% | 82% | |
| Sensitivity (observers 1, 2, 3, and 4) | 50%, 60%, 80%, 80% | 70%, 80%, 100%, 90% | |
| Specificity (observers 1, 2, 3, and 4) | 100%, 94%, 83%, 83% | 100%, 100%, 94%, 83% | |
| All patients | 17 | ||
| Interobserver agreement | 74% | 84% |