Table 3 Dynamic image evaluation.
From: Dynamic FDG PET/CT for differentiating focal pelvic uptake in patients with gynecological cancer
[A] | Unchanged | Changed | Total |
|---|---|---|---|
Physiological uptake | 6 | 20 | 26 |
(total) | |||
Ureter | 5 | 17 | 22 |
Colon | 1 | 2 | 3 |
Endometrium | 0 | 1 | 1 |
Pathological uptake | 54 | 4 | 58 |
(total) | |||
Benign lesions | 2 | 0 | 2 |
Malignant lesions | 52 | 4 | 56 |
Overall | 60 | 24 | 84 |
[B] | Pathological | Physiological | Overall |
Uptake | Uptake | ||
Positive (unchanged) | 54 | 6 | 60 |
Negative (changed) | 4 | 20 | 24 |
Total | 58 | 26 | 84 |
Sensitivity | 93% (54/58) | ||
Specificity | 77% (20/26) | ||
Positive predictive value | 90% (54/60) | ||
Negative predictive value | 83% (20/24) | ||
Accuracy | 88% (74/84) |
