Diagnostic Performance of Gated SPECT Alone and of SPECT Plus CAC Score for Detection of Significant CAD (n = 77)
| No. of patients with the following result: | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | ||||
|---|---|---|---|---|---|---|---|---|
| Imaging | True-positive | True-negative | False-positive | False-negative | ||||
| SPECT alone | 32 | 32 | 3 | 10 | 76 | 91 | 91 | 76 |
| SPECT plus CAC score | 36 | 30 | 5 | 6 | 86 | 86 | 88 | 83 |