Table 3.
Full and final models for ependymoma-related mortality among patients ≥60 years of age
| 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) | |
a
Includes C715 (ventricle NOS), C718 (brain: overlap), and C719 (brain NOS).
b
Of borderline significance (p=0.052).