| Tumor | Stage |  |
---|---|---|---|
 | Low stage | Advanced stage | P value |
MMP-2 | 0.652 ± 0.043 | 0.901 ± 0.068 | P <0.05 |
MMP-9 | 0.604 ± 0.035 | 0.923 ± 0.077 | P <0.05 |
MT1-MMP | 0.320 ± 0.038 | 0.749 ± 0.080 | P <0.05 |
TIMP-1 | 0.353 ± 0.046 | 0.412 ± 0.051 | NS |
TIMP-2 | 0.373 ± 0.029 | 0.402 ± 0.042 | NS |