Relationships Between PET Scan Results, Clinical Outcome, and Predictive Values
| Time between PET scan and last cycle of chemotherapy (d) | 18F-FDG PET | Relapse | Predictive values (%) | ||
|---|---|---|---|---|---|
| Positive | Negative | ||||
| 0–30 | Positive (n = 6) | 6 | 0 | 100 | |
| Negative (n = 8) | 2 | 6 | 75 | ||
| 31–90 | Positive (n = 1) | 1 | 0 | 100 | |
| Negative (n = 12) | 1 | 11 | 92 | ||
| 91–365 | Positive (n = 5) | 4 | 1 | 80 | |
| Negative (n = 8) | 0 | 8 | 100 | ||
| >365 | Positive (n = 0) | 0 | 0 | NA* | |
| Negative (n = 8) | 0 | 8 | 100 | ||
↵* No patients in this subgroup.