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Table 2 Analysis of prognostic variables for overall survival

From: Re-irradiation of recurrent glioblastoma multiforme using 11C-methionine PET/CT/MRI image fusion for hypofractionated stereotactic radiotherapy by intensity modulated radiation therapy

Variables Median survival (months) Univariate analysis* p value Multivariate analysisp value
Age    
 ≥50 10 0.931  
 <50 11   
KPS    
 ≥70 12 <0.001 0.005
 <70 5   
Combined TMZ chemotherapy    
 Yes 12 0.079 0.581
 No 6   
  1. Abbreviations as in Table 1.
  2. Statistical analyses were performed with *Log - rank test and Cox’s proportional hazards model.