Table 3.
Predictor | Fully-Adjusted Model |
Final Predictive Model |
---|---|---|
Age | ||
60 to 68 (median) | Ref | Ref |
>68 | 1.83 (1.09–3.01) | 1.75 (1.08–2.84) |
Sex | ||
Female | Ref | |
Male | 1.06 (0.65–1.73) | |
Race | ||
Non-Hispanic White | Ref | |
Black | 0.96 (0.29–3.13) | |
Hispanic | 1.18 (0.51–2.75) | |
Asian and other | 1.22 (0.42–3.50) | |
Tumor Location | ||
Spinal Cord | Ref | Ref |
Infratentorial | 3.13 (1.55–6.35) | 3.70 (1.91–2.84) |
Supratentorial | 6.46 (2.88–14.50) | 6.94 (3.19–15.08) |
Other/NOSa | 4.46 (2.31–8.63) | 4.77 (2.52–9.03) |
Extent of Surgery | ||
Less than Gross Total | Ref | Ref |
Debulking (Gross total or radical) | 0.58 (0.32–1.05) | 0.57 (0.33–1.01)b |
Histology | ||
Low-grade Ependymoma | Ref | |
Anaplastic Ependymoma | 2.21 (1.04–4.66) | 2.38 (1.19–4.75) |
Radiation Therapy | ||
No | Ref | |
Yes | 1.23 (0.75–2.01) |
Includes C715 (ventricle NOS), C718 (brain: overlap), and C719 (brain NOS).
Of borderline significance (p=0.052).