Table 3

Correlation between EGFRwt and EGFRvIII expression in 40 GBM patients with EGFR amplification

EGFRwt	EGFRvIII
EGFRwt	+^a	−^b
+	32.5 (13)^c	35.0 (14)
−	12.5 (5)	20.0 (8)

^a Overexpression.
^b No overexpression.
^c Percentage with raw numbers in parenthesis.