Table 1.

Summary of the Tissue Array Samples by the Presence or Absence of Tie2 Expression in Glioma Cells and Their Different Degrees of Malignancy

Tumor typeTotal (n)Tie2+, n (%)
GBM (WHO grade IV)6757 (85)
Anaplastic astrocytoma (WHO grade III)4623 (50)
Low grade astrocytoma (WHO grade II)30 (0)
  • NOTE: P < 0.0001, determined using an exact Cochran-Armitage trend set.