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MMP-9 and VEGF expression in correlation with meningioma grade.
| Low-grade meningioma (G1) n = 93 | High-grade meningioma (G2 and G3) n = 43 | P 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%) |
