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Table 5 Multivariate Cox regression analysis of survival

From: Lymph-node ratio is an independent prognostic factor in patients with stage III colorectal cancer: a retrospective study from the Middle East

 

Univariate

Multivariate

Characteristics

HR

95% CI

P-value

HR

95% CI

P-value

Age, years

      

  < 50

1

0.385 to 3.051

0.879

1

0.51 to 4.68

0.44

 50 – 60

1.084

0.607 to 3.872

0.366

1.54

0.46 to 4.2

0.57

 60 – 70

1.533

0.938 to 6.459

0.067

1.39

0.97 to 9.12

0.06

  > 70

2.462

  

2.98

  

Gender

      

 Female

1

0.499-2.008

0.998

1

0.39 to 2.25

0.88

 Male

1.001

  

0.93

  

LNR

      

  ≤ 0.4

1

1.472 to 6.234

0.003

1

1.25 to 22.12

0.02

  > 0.4

3.03

  

5.25

  

Stage

      

 IIIA

1

0.318 to 5.956

0.668

1

0.24 to 5.63

0.86

 IIIB

1.377

0.836 to 17.67

0.084

1.15

0.21 to 14.64

0.60

 IIIC

3.842

  

1.76

  

Positive LN

      

 1 – 3

1

0.993 to 4.185

0.052

1

0.12 to 2.08

0.35

  ≥ 4

2.039

  

0.51

  

Adj chemo

      

 No

1

0.279 to 1.235

0.16

1

0.21 to 1.27

0.15

 Yes

0.586

  

0.52

  
  1. Adj chemo, adjuvant chemotherapy; LN, lymph node; LNR, lymph-node ratio.