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Summary of Diagnostic Performance of SPECT and MR Perfusion
| SPECT perfusion | Perfusion MRI | |
|---|---|---|
| Sensitivity | 97% (95% CI 88–99%) | 100% (95% CI 92–100%) |
| Specificity | 81% (95% CI 62–94%) | 81% (95% CI 62–94%) |
| Positive predictive value | 90% (95% CI 78–97%) | 90% (95% CI 78–97%) |
| Negative predictive value | 96% (95% CI 78–100%) | 100% (95% CI 85–100%) |
| Interobserver agreement (kappa) | 0.80 | 0.88 |
The P‐values for all data were < 0.0001.
