Comparison of Flow Estimates for Untreated and Treated Groups
| Parameter | Untreated | Treated | P |
|---|---|---|---|
| Current study | |||
| n | 65 | 126 | |
| 15O-water flow (mL/min/g [mean ± SD]) | 0.21 ± 0.16 | 0.22 ± 0.15 | 0.43 |
| 18F-FDG flow (mL/min/g [mean ± SD]) | 0.18 ± 0.15 | 0.20 ± 0.14 | 0.09 |
| SUV (mean ± SD) | 5.40 ± 6.93 | 9.35 ± 11.7 | 0.002* |
| 18F-FDG flow ratio: 18F-FDG/15O-water flow | 0.65 | 0.85 | |
| Literature values | |||
| K1 (18F-FDG)/15O-water flow ratio (26) | 0.5 | 0.43 | |
| K1 (18F-FDG)/15O-water flow ratio (27) | 0.56 | — |
↵* Indicates significant difference.