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Diagnostic Efficacy of 68Ga-DOTA-IBA PET/CT and 18F-NaF PET/CT in Bone Metastases.
| Index | Bone Metastasis | Final Result | Detection rate (%) | Sensitivity(%) | Specificity(%) | PPV (%) |
NPV (%) |
accuracy(%) | AUC | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| + | - | ||||||||||
| 68Ga-DOTA-IBA | + | 228 | 11 | 81 | 90 | 62 | 95 | 43 | 88 | 0.763 | P*=0.620 |
| – | 24 | 18 | |||||||||
| 18F-NaF | + | 250 | 12 | 89 | 99 | 59 | 95 | 89 | 95 | 0.789 | |
| – | 2 | 17 | |||||||||
*P:Comparison between 68Ga-DOTA-IBA and 18F-NaF groups of AUC.
+:Diagnosed as bone metastasis.
-:Diagnosed as non bone metastasis.
