Table:

Subgroup of Gliomas (N = 34)

Grade II Gliomas (n = 9)Grade III Gliomas (n = 8)Grade IV Gliomas (n = 17)
Tumor typeAstrocytoma (n = 4)Anaplastic astrocytoma (n = 5)Glioblastoma (n = 17)
Oligodendroglioma (n = 4)Anaplastic oligodendroglioma (n = 2)
Pilomyxoid astrocytoma (n = 1)Anaplastic oligoastrocytoma (n = 1)
Age (yr)a29.9 ± 18.8 (0.3–58)52.9 ± 17.2 (36–90)62.9 ± 8.4 (49–79)
Male/female5:43:515:2
  • a Mean value ± SD. Numbers in parentheses are the range.