Table 2. Multivariate analysis of MMP-2 expression.

	Patients (n)	HR (95% CI)	p-value
Age (continuous)
	-	1.00 (0.99–1.04)	0.29
Gender
Male	46	1.00
Female	26	0.97 (0.58–1.61)	0.90
MMP-2 intensity first 8.5 months
Low	20	1.00
High	17	0.73 (0.38–1.40)	0.34
MMP-2 intensity after 8.5 months
Low	16	1.00
High	19	2.27 (1.07–4.81)	0.033