Table 3 Comparison between the results of the 33 PET/CT studies and those of a reference standard in the post-treatment group
From: Diagnostic performance of PET/CT in primary malignant bone tumors
Cases | A reference standard results | χ2 | P-value | |||
|---|---|---|---|---|---|---|
PET/CT results |  − ve |  + ve | ||||
No | % | No | % | |||
-ve | True –ve | False −ve | 22.06 |  < 0.01* | ||
| Â | 13 | 39.4 | 1 | 3 | Â | Â |
 + ve | False + ve | True + ve |  |  | ||
| Â | 2 | 6.1 | 17 | 51.5 | Â | Â |