Figure 2From: Matrix metalloproteinase-9 overexpression is closely related to poor prognosis in patients with colon cancerKaplan-Meier survival plots of matrix metalloproteinase-9 (MMP-9) positive group and negative group. There is highly significant difference in survival rate between the MMP-9 negative group and the MMP-9 positive group (Log-rank test = 11.010, P = 0.001).Back to article page