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Measures of diagnostic performance using 18F-NaF PET/CT or 18F-FDG PET/CT to detect osseous metastatic lesions of patients with nasopharyngeal carcinoma.
| TP | FP | TN | FN | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | Accuracy (%) | |
|---|---|---|---|---|---|---|---|---|---|
| 18F-NaF PET/CT | 174 | 12 | 23 | 3 | 98.3 | 65.7 | 93.4 | 88.5 | 92.9 |
| 18F-FDG PET/CT | 76 | 1 | 34 | 101 | 42.9 | 97.1 | 98.7 | 25.2 | 51.9 |
TP: true positive; FP: false positive; TN: true negative; FN: false negative.
