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1naresh
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Table 2: 
Patient characteristics
CategoryCharacteristics
AgeAverage, 7.2 ± 5.1 yr (range, 0.8–18 yr)
14/52 (27%) 3 years of age or younger
SexMale/female, 2.5:1
Tumor pathologyMedulloblastoma and PNET (n = 19)
Ependymoma (n = 12)
Germinoma (n = 4)
Brain stem glioma (n = 3)
ATRT (n = 3)
Craniopharyngioma (n = 3)
Mature teratoma (n = 2)
Pilocytic astrocytoma (n = 2)
High-grade neuroepithelial tumor (n = 1)
Pilomyxoid astrocytoma (n = 1)
Pineal parenchymal tumor (n = 1)
Chordoid meningioma (n = 1)
Total cranial radiationAverage, 54.0 Gy (range, 21–59.4 Gy)
  • Note:—ATRT indicates atypical teratoid rhabdoid tumor; PNET, primitive neuroectodermal tumor.