Expression of MMP-9 and VEGF in Meningiomas and Their Correlation with Peritumoral Brain Edema

Table 2

MMP-9 and VEGF expression in correlation with meningioma grade.

	Low-grade meningioma (G1)	High-grade meningioma (G2 and G3)	value
MMP-9 expression			0,003
(−)	28 (30,1%)	3 (6,9%)
(+)	65 (69,9%)	40 (93,1%)
VEGF expression			0,001
(−)	65 (69,9%)	14 (32,6%)
(+)	27 (29,0%)	29 (67,4%)
(++)	1 (1,1%)	0 (0,0%)