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Table 4 Determinants of overall survival after first diagnosis of oligodendroglioma or oligoastrocytoma (n = 315 patients, 120 deaths)

From: Retrospective analysis of treatment outcome in 315 patients with oligodendroglial brain tumors

  

Hazard ratio*

95% confidence interval

p-value

Age (in years)

< 50 vs ≥50

0.40

0.27–0.59

< 0.001

Previous resection

yes vs no

0.87

0.57–1.32

0.506

Histology

Oligoastrocytoma vs Oligodendroglioma

1.99

1.28–3.10

0.002

WHO grade

II vs III

0.39

0.24–0.61

< 0.001

  1. * A hazard ratio < 1 (> 1) indicates an effect in favor of the first (the second) group in terms of overall survival.
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BMC Neurology

ISSN: 1471-2377

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