Table II.

Correlations between pre-surgical MMPs 2, 3 and 9 and clinical parameters.

Clinical parameters	MMP 3 basal	MMP 2 basal	MMP 9 basal
er
PC	0.301	−0.052	0.390
Sig. (2-code)	0.061	0.734	0.004
N	40	45	37
pgr
PC	−0.082	−0.062	0.017
Sig. (2-code)	0.615	0.687	0.922
N	40	45	37
erbB
PC	022	0.028	−0.090
Sig. (2-code)	891	0.857	0.596
N	40	44	37
ki67
PC	0.030	−0.308	−0.082
Sig. (2-code)	0.854	0.390	0.630
N	40	45	37
T
PC	−0.008	−0.049	−0.039
Sig. (2-code)	0.957	0.741	0.813
N	43	48	39
N
PC	0.098	−0.105	−0.010
Sig. (2-code)	0.531	0.478	0.950
N	43	48	39
G
PC	0.031	0.369a	0.324b
Sig. (2-code)	0.842	0.010	0.044
N	43	48	39
MMP 3 basal
PC	1	0.050	0.426a
Sig. (2-code)		0.756	0.009
N	45	41	37
MMP 2 basal
PC	0.050	1	0.023
Sig. (2-code)	0.756		0.889
N	41	48	39
MMP 9 basal
PC	0.426a	0.023	1
Sig. (2-code)	0.009	0.889
N	37	39	41

^aSignificant at 0.01 (2-code).

^bSignificant at 0.05 (2-code). MMP, matrix metalloproteinase; er, estrogen receptor; pgr, progesterone receptor; PC, Pearson’s correlation.