Table 3.

Univariate and multivariate survival analysis in patients with PDAC.

Characteristics	Univariate analysis			Multivariate analysis
	HR	95%CI	P	HR	95%CI	P
Age (≥65 vs.<65)	0.499	0.132-1.892	0.286	0.775	0.108-5.545	0.800
Gender (Male vs. Female)	0.497	0.144-1.716	0.258	0.244	0.018-3.237	0.285
Diameter (≥3cm vs.<3cm)	0.551	0.160-1.898	0.345	1.906	0.242-14.984	0.540
Location (head vs. distal)	0.524	0.138-1.986	0.342	0.378	0.052-2.745	0.336
Histologic differentiation (well vs. poorly)	0.232	0.067-0.805	0.021*	1.718	0.022-131.629	0.807
Lymph node metastasis (Yes vs. No)	0.297	0.077-1.146	0.060	0.043	0.001-2.238	0.119
Metastasis (Yes vs. No)	2.261	0.583-8.766	0.238	4.259	0.217-83.579	0.340
Perineural invasion (Yes vs. No)	0.470	0.123-1.804	0.271	1.904	0.061-59.226	0.713
RP11-263F15.1 expression (high vs. low)	7.580	2.169-26.494	0.001*	2.646	0.772-710.534	0.076

* Statistically significant (p<0.05)