Table 5.

Multiple analysis on prognosis of patients with pancreatic cancer

	Hazard Ratio	95% confidence interval	ap
Cancer cell differentiation	1.417	0.669 – 3.526	0.105
Retroperitoneal invasion	1.025	0.528 – 1.853	0.938
Intrapancreatic nerve invasion	1.604	0.605 – 1.890	0.164
Lymphatic system invasion	1.570	0.702 – 3.476	0.253
Venous system invasion	0.534	0.325 – 1.308	0.079
Lymph node metastasis	0.907	0.404 – 1.207	0.717
Strong expression of α6 integrin	0.547	0.295 – 0.782	0.026
Strong expression of uPAR	0.491	0.276 – 0.819	0.006

Statistical significance was indicated by ^ap < 0.05.