MMP7 and neoplasm: Consistently, compared to the low-MMP7 patients, patients with high MMP7 showed larger tumor size (χ2 = 7.013, P = 0.008), more depth of tumor invasion (χ2 = 5.979, P = 0.014) and more advanced TNM stage (χ2 = 5.961, P = 0.015).