Table 4. Multivariate analysis of factors associated with survival after reirradiation using FSRT.
HR: hazard ratio, ReRT: reirradiation, FSRT: fractionated stereotactic radiotherapy, WT: wild type, ECOG: Eastern Cooperative Oncology Group
Positive Factor | HR | 95% CI | P-value |
ReRT with FSRT vs No ReRT | 0.17 | 0.08–0.34 | <0.001 |
IDH1 mutation vs WT | 0.19 | 0.05–0.73 | 0.016 |
Occipital recurrence vs other lobes | 0.29 | 0.09–0.88 | 0.029 |
Negative factor | - | - | - |
ECOG of 1 vs 0 | 2.67 | 0.98–7.56 | 0.064 |
ECOG of 2 vs 0 | 3.77 | 1.20–11.81 | 0.023 |