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Table 1 Patients and PTV volume characteristics

From: Differential dosimetric benefit of proton beam therapy over intensity modulated radiotherapy for a variety of targets in patients with intracranial germ cell tumors

Characteristics   Value
Sex    
  Male   13
  Female   4
Histology    
  Germinoma   10
  Mixed germ cell tumor 7
PTV location and volume  
  Whole Ventricle (cases) 5
   Mean ± SD (cc) 415.1 ± 63.6
   Range (cc) 330.6–504.7
  Pineal Gland (cases) 5
   Mean ± SD (cc) 103.9 ± 62.5
   Range (cc) 33.6–169.0
  Suprasellar (cases) 5
   Mean ± SD (cc) 61.3 ± 20.2
   Range (cc) 44.7–87.9
  Basal Ganglia (cases) 5
   Left : Right 3 : 2
   Mean ± SD (cc) 124.2 ± 21.3
   Range (cc) 87.4–142.1