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Table 3 Multivariate Cox analysis of prognostic factors in the training cohort

From: A nomogram predicting overall survival in patients with non-metastatic pancreatic head adenocarcinoma after surgery: a population-based study

 

Multivariate analysis

Variables

HR

95%CI

p value

8th T stage

 T1

Reference

  

 T2

1.43

1.28–1.60

< 0.001

 T3

1.79

1.57–2.05

< 0.001

 T4

2.05

1.67–2.52

< 0.001

8th N stage

 N0

Reference

  

 N1

1.55

1.41–1.70

< 0.001

 N2

2.03

1.84–2.25

< 0.001

Grade

 Well

Reference

  

 Moderate

1.39

1.21–1.60

< 0.001

 Poor

1.96

1.70–2.26

< 0.001

 Undifferentiated

2.75

1.74–4.35

< 0.001

Radiotherapy (no/unkown vs yes)

0.81

0.74–0.88

< 0.001

Chemotherapy (no/unkown vs yes)

0.49

0.45–0.53

< 0.001

  1. HR: Hazard Ratio; CI: Confidence Interval