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

Table 3

MMP-9 expression in correlation with the grade of peritumoral brain edema.

MMP-9 expression	Peritumoral brain edema grade in Steinhoff classification				value
	0	I	II	III
	(−)	14	14	3		0	0,028
(+)	30	35	38	2