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Table 2 Treatment characteristics.

From: Intraoperative radiation therapy (IORT) for previously untreated malignant gliomas

  IORT Control
EXRT dose (Gy)   
   median 60 60
   range 18–72 30–84
IORT dose (Gy)   
   median 15 -
   range 12–15 -
IORT energy (MeV)   
   4 1 -
   6 9 -
   8 13 -
   10 5 -
   12 2 -
   15 2 -
Cone diameter (cm)   
   3 1 -
   4 10 -
   5 1 -
   6 17 -
   8 3 -
  1. EXRT = External beam radiation therapy IORT = Intraoperative radiation therapy