Table 3.
Multivariate Model for Factors Associated With All-Cause Mortality Among Ependymoma Patients, 1975–2016 (n = 6076)
| OR | 95% CI | P | |
|---|---|---|---|
| Sex | |||
| Female | ref | ||
| Male | 1.24 | 1.05–1.45 | .010 |
| Age category, years | |||
| Children 0–12 | ref | ||
| Adolescents 13–21 | 0.5 | 0.35–0.72 | <.001 |
| Young adults 22–45 | 0.56 | 0.44–0.73 | <.001 |
| Older adults >45 | 1.61 | 1.27–2.03 | <.001 |
| Race | |||
| White | ref | ||
| Non-white | 1.14 | 0.92–1.41 | .222 |
| Anatomical location of the tumor | |||
| All supratentorial brain, overlapping lesion of brain, and brain, NOS | ref | ||
| Spinal cord, spinal meninges, cerebral meninges | 0.23 | 0.19–0.29 | <.001 |
| Posterior fossa, cerebellum, and brainstem | 0.79 | 0.62–1 | .051 |
| Ventricles | 0.63 | 0.47–0.86 | .004 |
| Cranial nerves and other | 0.66 | 0.18–2.52 | .548 |
| Type of surgery | |||
| No surgery | ref | ||
| Biopsy | 0.34 | 0.26–0.44 | <.001 |
| STR | 0.84 | 0.62–1.14 | .267 |
| GTR | 0.46 | 0.35–0.6 | <.001 |
| Surgery, NOS | 0.73 | 0.38–1.42 | .359 |
| Unknown | 1.60 | 0.60–4.26 | .351 |
| Radiation | |||
| No radiation | ref | ||
| Radiation | 1.43 | 1.20–1.71 | <.001 |