Table 3 Preoperative evaluation using 18F-FDG PET/CT compared with operative pathology
Operative pathology | Status | 18F-FDG PET/CT | Sensitivity | Specificity | Accuracy | |
|---|---|---|---|---|---|---|
Yes | No | |||||
Lymph node metastases | Yes | 19 | 9 | 67.9% | 88.0% | 77.4% |
No | 3 | 22 | ||||
Distant metastases | Yes | 8 | 9 | 47.1% | 97.2% | 81.1% |
No | 1 | 35 | ||||
Unresectable tumors | Yes | 17 | 6 | 73.9% | 80.0% | 77.4% |
No | 6 | 24 | ||||