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Table 3 Univariate and multivariate analyses of recurrence-free survival for hematogenous 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)    0.309  
<70 74 27.1   
≥70 58 13.5   
Sex    0.505  
Male 87 20.2   
Female 45 28.3   
Lymphadenectomy    0.234  
<D2 61 20.9   
D2 71 25.1   
Histological differentiation    0.094  
G1 or G2 72 14.5   
G3 or G4 59 31.2   
Depth of tumor invasion    0.009 0.708
pT2 or pT3 64 13.0   1
pT4 68 33.1   1.23 (0.43 to 4.08)
Number of lymph node metastases    <0.001 <0.001
pN0 or pN1 74 2.0   1
pN2 or pN3 58 47.7   26.21 (3.66 to 581.73)
Lymphatic invasion    0.004 0.982
Negative 45 3.3   1
Positive 87 32.5   1.03 (0.14 to 22.26)
Venous invasion    <0.001 0.001
Negative 84 12.9   1
Positive 48 49.3   5.09 (1.89 to 14.87)