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Table 2 Adjusted Cox regression analysis of histopathologic prognostic factors (n = 114)

From: Resectable adenocarcinomas in the pancreatic head: the retroperitoneal resection margin is an independent prognostic factor

  

HR

95% CI

p-value

A. Model 1

    

   Resection margin status

R1 (vs R0)

1.90

1.17–3.10

0.010

   Lymph nodes

N1 (vs N0)

2.24

1.28–3.91

0.005

   Perineural infiltration

yes (vs no)

2.22

1.31–3.75

0.003

B. Model 2

    

   Retroperitoneal margin

involved (vs free)

1.89

1.16–3.08

0.010

   Lymph nodes

N1 (vs N0)

2.29

1.32–3.99

0.003

   Perineural infiltration

yes (vs no)

2.32

1.38–3.92

0.002

  1. HR, hazard ratio. HR > 1 indicates increased probability of death compared to the reference group
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BMC Cancer

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