| Variables | High expression in tumor | High expression in normal tissue | P |
| MMP-2 | 25 | 0 | 0.00001 |
| TIMP-2 | 17 | 8 | 0.0413 |
| MT1-MMP | 12 | 8 | 0.0374 |
| EMPRIN | 17 | 0 | 0.0001 |
| VEGF | 25 | 0 | 0.00001 |