Accuracy of MDCT in Detecting Perfusion Defects in Target Area on MPI (n = 99 Coronary Arteries)
| Parameter | Perfusion defect present | Perfusion defect not present | Sensitivity | Specificity | Negative predictive value | Positive predictive value | Accuracy |
|---|---|---|---|---|---|---|---|
| Any perfusion defect | 0.73 | 0.90 | 0.96 | 0.47 | 0.88 | ||
| Stenosis ≥ 50% | 8 | 9 | |||||
| No stenosis ≥ 50% | 3 | 79 | |||||
| Reversible perfusion defect | 1.00 | 0.87 | 1.00 | 0.29 | 0.88 | ||
| Stenosis ≥ 50% | 5 | 12 | |||||
| No stenosis ≥ 50% | 0 | 82 |