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Table 3 Cox regression models to assess the impact of age (<40 vs. ≥ 40), WHO grading (grade I + II vs. grade III + IV), KPS (≤70 vs. > 70) and initial treatment (no vs. external beam radiation or radiochemotherapy) on the relative risc to die

From: Retrospective analysis of 104 histologically proven adult brainstem gliomas: clinical symptoms, therapeutic approaches and prognostic factors

  Relative risk 95% CI p-value
Age (years)    
 < 40 1   
 ≥ 40 1.7 0.8 to 3.4 0.143
KPS    
 > 70 1   
 ≤ 70 6.7 2.9 to 15.8 < 0.001
WHO grade    
 Low 1   
 High 1.8 0.9 to 3.6 0.104
Treatment    
 No tumor specific therapy 1   
 External beam radiation 0.4 0.2 to 0.9 0.021
 Radio-/Chemotherapy 0.3 0.1 to 0.9 0.041