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Correlation between the expression of VEGF and MMP-9 in cerebral gliomas and clinical pathological grade of the tumor.
| Groups | Cases | VEGF | MMP-9 | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
||||||||
| Positive | Negative | χ2 | P-value | Positive | Negative | χ2 | P-value | ||
| Low-grade | 21 | 14 | 7 | 6.98 | <0.05 | 5 | 16 | 11.24 | <0.01 |
| High-grade | 24 | 23 | 1 | 18 | 6 | ||||
