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

Table 1

Meningioma grade in correlation with peritumoral brain edema.

	Peritumoral brain edema grade in Steinhoff classification				Total
	0	I	II	III
Low-grade meningioma; (G1)	37 (27,2%)	33 (24,3%)	22 (16,2%)	1 (0,7%)	93 (68,4%)
High-grade meningioma; (G2 and G3)	7 (5,1%)	16 (11,8%)	19 (14,0%)	1 (0,7%)	43 (31,6%)
Total	44 (32,3%)	49 (36,1%)	41 (30,2%)	2 (1,4%)