Table 2 Univariate analysis of OS and DFS

Age

1.02(1.01–1.03)

0.001

1.01(1.00–1.02)

0.020

Sex

 Female

Reference

 Male

0.94(0.75–1.19)

0.612

0.88(0.71–1.09)

0.228

 BMI

0.96(0.92–0.99)

0.036

0.98(0.95–1.02)

0.273

Group

 INHA

Reference

Reference

 TIVA

1.18(0.93–1.50)

0.170

1.07(0.85–1.36)

0.561

Smoke

 No

Reference

Reference

 Yes

1.12(0.89–1.42)

0.341

0.90(0.73–1.13)

0.376

Drink

 No

Reference

Reference

 Yes

1.02(0.77–1.34)

0.902

0.90(0.70–1.18)

0.451

Hypertension

 No

Reference

Reference

 Yes

1.12(0.83–1.51)

0.461

0.93(0.71–1.22)

0.584

Diabetes

 No

Reference

Reference

 Yes

0.83(0.57–1.20)

0.317

0.81(0.58–1.13)

0.215

Adjuvant treatment

 No

Reference

Reference

 Yes

0.65(0.50–0.85)

0.001

0.65(0.51–0.84)

 < 0.001

Blood transfusion

 No

Reference

Reference

 Yes

1.22(0.97–1.54)

0.091

1.32(1.06–1.65)

0.015

 Duration

1.17(1.07–1.28)

0.001

1.12 (1.03–1.23)

0.008

ASA

 I

Reference

Reference

 II

1.78(0.83–3.81)

0.141

2.19(1.04–4.60)

0.039

 III

4.67(1.74–12.51)

0.002

7.23(3.08–16.93)

 < 0.001

Tumour location

 Head

Reference

Reference

 Tail

0.78(0.59–1.03)

0.077

0.98(0.756–1.26)

0.856

Cancer stage

 I

Reference

Reference

 II

0.99(0.78–1.27)

0.965

1.21(0.97–1.52)

0.098

 III

1.18(0.75–1.84)

0.475

1.59(0.99–2.55)

0.057

Surgery type

 Distal pancreatectomy

Reference

Reference

 Other

1.13(0.19–6.60)

0.896

0.73(0.15–3.58)

0.700

 Pancreaticoduodenectomy

1.34(0.74–1.76)

0.033

1.11(0.86–1.43)

0.440

Degree of differentiation

 Poor

Reference

Reference

 Well

0.71(0.56–0.91)

0.006

0.71(0.57–0.89)

0.003