The Clinical and Pathological Significance of Nectin-2 and DDX3 Expression in Pancreatic Ductal Adenocarcinomas

Table 4

Multivariate Cox regression analysis of survival rate in patients with pancreatic ductal adenocarcinoma.

Group	Factors		SE	Wald		RR	95% CI
							Lower	Upper
Differentiation	Well/moderately/poorly	1.287	0.466	7.63	0.006	3.62	1.45	9.03
Tumor size	<3 cm/3–5 cm/>5 cm	1.589	0.627	6.42	0.011	4.90	1.43	16.04
Lymph node metastasis	no/yes	2.574	0.782	10.83	0.001	13.12	2.83	60.75
Invasion	no/yes	2.693	0.801	11.30	0.001	14.78	3.07	71.02
TNM stage	I/II/III/IV	1.485	0.537	7.65	0.006	4.41	1.54	12.65
Nectin-2	−/+	3.016	0.865	12.16	0.000	20.41	3.75	111.21

CI: confidence interval.