Table 2.

Univariate and Multivariate Analysis for DSS

	P on Univariate Analysis	HR (95% CI)	P on Multivariate Analysis
Age	0.02		0.015
<57 y		1.00
≥57 y		1.75 (1.12–2.74)
Sex	0.035		0.046
Female		1.00
Male		1.58 (1.01–2.48)
Race	0.657	—	—
Tumor location	0.698	—	—
Extent of resection	0.001		0.026
Local excision		1.00
Partial pancreatectomy		2.55 (1.2–5.4)	0.015
Total pancreatectomy		0.72 (0.35–1.46)	0.36
Grade	<0.001		<0.001
WD		1.00
MD		1.52 (0.81–2.84)	0.19
PD or UD		7.59 (4.71–12.23)	<0.001
Functionality	0.345	—	—
AJCC T stage	<0.001		0.516
T1		1.00
T2		1.74 (0.56–5.42)	0.338
T3		2.06 (0.72–5.86)	0.178
T4		2.23 (0.74–6.71)	0.154
AJCC N stage	<0.001		0.053
N0		1.00
N1		1.59 (0.99–2.54)
AJCC M stage	<0.001		<0.001
M0		1.00
M1		2.45 (1.58–3.79)