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Diagnostic performance of each modality at initial diagnosis regarding histological analysis.
| 18F-FET PET | MRI Contrast | MRI Perfusion | |
|---|---|---|---|
| Sensitivity | 100% | 52.9% | 36.36% |
| (16/16) | (9/17) | (4/11) | |
| Specificity | 40% | 83.33% | 100% |
| (2/5) | (5/6) | (5/5) | |
| Positive predictive value | 84.21% | 90% | 100% |
| (16/19) | (9/10) | (4/4) | |
| Negative predictive value | 100% | 38.46% | 41.67% |
| (2/2) | (5/13) | (5/7) |
