Table 1. Diagnostic accuracy of cardiac PET vs. SPECT for detecting CAD.
| Variables | Mc Ardle et al. [2012] | Parker et al. [2012] | Bateman et al. [2006] |
|---|---|---|---|
| Patients, n | 3,099 | 11,862 | 224 |
| Type of study | Meta-analysis | Meta-analysis | Single-center study |
| Isotope | |||
| PET | Rb-82 | Rb-82/13N Ammonia | Rb-82 |
| SPECT | Tc 99m-sestamibi | Tc 99m-sestamibi | Tc 99m-sestamibi |
| Sensitivity | |||
| PET | 90% | 92% | 86% |
| SPECT | 85% | 88% | 81% |
| Specificity | |||
| PET | 88% | 81% | 100% |
| SPECT | 85% | 75% | 66% |
PET, positron emission tomography; SPECT, single photon emission computed tomography; CAD, coronary artery disease.