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Association of the Expression of MMP-2 in Bone Marrow Micro-Metastasis and the Absolute Lymphocyte Count
| One month after surgery | Group A | Group B N=79 | Group C N= 144 | p value |
|---|---|---|---|---|
| MMP-2 ≥ 10% | N/A | 2 (4%) | 18 (21%) | p < 0.01a |
| MMP-2 ≥ 2% - < 10% | N/A | 3 (6%) | 38 (49%) | p < 0.001a |
| MMP-2 score | N/A | 0.36 ± 0.21 | 1.84 ± 0.37 | p < 0.01b |
N/A, not applicable; MMP-2, matrix metalloproteinase-2; a, 0 Chi squared; b, Mann Whitney test
