Comparison of All Tumors with Different Tumor Subgroups
| Individual tumors | Population average | ||||||||
| SUVpeak | Response | SUVpeak | Response | ||||||
| Tumor group | n | Range | Average CV | Range | Average SD | Range | CV | Range | SD |
| All tumors | 35 | −46% to +49% | 17% | −35% to +49% | 9% | −28% to +24% | 14% | −3% to +3% | 2% |
| Tumors in regions without significant background activity* | 23 | −46% to +49% | 17% | −35% to +49% | 9% | −29% to +26% | 15% | −4% to +3% | 2% |
| Tumors > 20 cm3 | 12 | −43% to +49% | 16% | −18% to +36% | 8% | −27% to +22% | 14% | −4% to +7% | 3% |
↵* Tumors in abdominal, hepatic, renal, and bone regions were excluded because normal, elevated 18F-FLT uptake was present in these areas.