Table 2.
Univariable cox regression of OS and rPFS of CXCR4 and FDG PET derived parameters
| CXCR4 PET | FDG PET | |||||||
|---|---|---|---|---|---|---|---|---|
| OS | rPFS | OS | rPFS | |||||
| HR | p | HR | p | HR | p | HR | p | |
| TV | 1.007 | 0.0309* | 1.010 | 0.0275* | 1.002 | 0.1370 | 1.001 | 0.4431 |
| TLU | 1.002 | 0.0350* | 1.002 | 0.0329* | 1.000 | 0.0855 | 1.000 | 0.6134 |
| SUVmax | 1.011 | 0.8600 | 1.017 | 0.8086 | 1.055 | 0.0632 | 1.044 | 0.1872 |
| SUVpeak | 1.029 | 0.7325 | 1.065 | 0.5266 | 1.070 | 0.0674 | 1.048 | 0.2287 |
| SUVmean | 0.9032 | 0.3835 | 0.9118 | 0.4459 | 1.126 | 0.0634 | 1.084 | 0.3186 |
Abbreviations: OS, overall survival, rPFS, radiographic progression-free survival, TV, tumor volume, TLU, total-lesion uptake, SUV, standardized uptake value