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Table 4 Univariate and multivariate analyses of recurrence-free survival for lymphatic metastasis

From: Differences in risk factors between patterns of recurrence in patients after curative resection for advanced gastric carcinoma

Variables

n

Cumulative recurrence rate at 5-year (%)

Univariate P

Multivariate P relative risk (95% confidence interval)

Age (years)

  

0.949

 

<70

74

21.2

  

≥70

58

12.3

  

Sex

  

0.609

 

Male

87

16.9

  

Female

45

23.0

  

Lymphadenectomy

  

0.492

 

<D2

61

20.4

  

D2

71

18.5

  

Histological differentiation

  

0.074

 

G1 or G2

58

14.6

  

G3 or G4

74

27.9

  

Depth of tumor invasion

  

0.001

0.023

pT2 or pT3

64

7.7

 

1

pT4

68

31.2

 

4.70 (1.21 to 31.28)

Number of lymph node metastases

  

< 0.001

0.007

pN0 or pN1

74

5.0

 

1

pN2 or pN3

58

38.1

 

6.00 (1.56 to 39.83)

Lymphatic invasion

  

0.073

 

Negative

45

8.4

  

Positive

87

24.8

  

Venous invasion

  

0.122

 

Negative

84

14.9

  

Positive

48

35.3

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