Table 6. Cox regression model in association with prognoses in the WHO2016 cohort (n=572).
| Factors | PFS | OS | ||
|---|---|---|---|---|
| OR (95% CI) | P value | OR (95% CI) | P value | |
| 1q/19p co-polysomy (yes/no) | 0.503 (0.322-0.785) | 0.003 | 0.557 (0.318-0.976) | 0.041 |
| Age (≤40/>40) | 0.589 (0.443-0.784) | <0.001 | 0.565 (0.386-0.826) | 0.003 |
| Tumor grade (IV/III/II) | 2.279 (1.907-2.724) | <0.001 | 2.266 (1.820-2.822) | <0.001 |
| Removal degree (GTR/non-GTR) | 0.667 (0.509-0.875) | 0.003 | 0.481 (0.346-0.668) | <0.001 |
| IDH1/2 mutation (yes/no) | 0.782 (0.580-1.055) | 0.107 | 0.638 (0.440-0.924) | 0.018 |
PFS=progression-free survival; OS=overall survival; OR=odd ratio; CI=confidence interval. GTR=gross-total resection.