Biologic variables | | | |
Sex | 0.70 | 0.34 | 0.69 |
Age | 0.22 | 0.20 | 0.28 |
Age (<40 y/≥40 y) | 0.71 | 0.17 | 0.95 |
Seizure history (yes/no) | 0.88 | 0.67 | 0.013 |
MRI features | | | |
Hemispheric (right/left) | 0.87 | 0.49 | 0.55 |
Brain lobe location | 0.52 | 0.61 | 0.76 |
Deep/superficial | 0.27 | 0.95 | 0.06 |
Circumscribed/diffuse | <0.0001 | <0.0001 | 0.008 |
Size (<3 cm/≥3 cm) | 0.09 | 0.22 | 0.44 |
Mass shift (yes/no) | 0.12 | 0.25 | 0.04 |
FET uptake | | | |
Mean FET uptake | 0.05 | 0.11 | 0.10 |
Mean FET uptake (≤1.1/>1.1) | 0.001 | 0.006 | 0.06 |
Maximum FET uptake | 0.19 | 0.43 | 0.46 |
Maximum FET uptake (≤2.0/>2.0) | 0.50 | 0.42 | 0.83 |
Histologic features | | | |
Astrocytoma/oligodendroglioma | 0.89 | 0.96 | 0.35 |
Gemistocytic (yes/no) | 0.81 | 0.20 | 0.58 |
Mib1 | 0.48 | 0.71 | 0.96 |
p53 | 0.49 | 0.69 | 0.75 |
Initial therapy | | | |
Cytoreduction/biopsy | 0.46 | 0.78 | 0.90 |
Resection (total/subtotal/partial) | 0.79 | 0.82 | 0.84 |