Table 3. Multivariate COX regression models for overall survival.
Variable | Hazard ratio | 95% CI | p value |
---|---|---|---|
COX model of Classification, IDH1/2, ATRX and Ki-67 | |||
Classification(A1 vs. A2 vs. A3) | 0.464 | 0.193-1.115 | 0.086 |
IDH1/2 (Mut vs. Wt) | 2.884 | 1.137-7.313 | 0.026 |
ATRX (Low vs. High) | 2.665 | 1.386-5.123 | 0.003 |
Ki-67 (Low vs. High) | 5.626 | 2.337-13.545 | <0.0001 |
COX model of Classification and Grade | |||
Classification(A1 vs. A2 vs. A3) | 1.541 | 1.078-2.204 | 0.018 |
Grade (A vs. AA vs. GBM) | 2.095 | 1.468-2.990 | <0.0001 |
Abbreviations: A, astrocytoma; AA, anaplastic astrocytoma; Mut, mutation; Wt, wild type.