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Table 2 Multivariate analysis of peritoneal metastasis in all patients

From: Factors associated with peritoneal metastasis in non-serosa-invasive gastric cancer: a retrospective study of a prospectively-collected database

Factors Number of patients P value OR 95.0% CI for OR
     lower upper
Borrmann type I/II 108   1   
Borrmann type III/IV 577 0.04 2.06 1.05 4.04
Infiltration pattern α/β 359   1   
Infiltration pattern γ 326 <0.01 2.92 1.94 4.40
TNM node stage      
 N0 (0) 197   1   
 N1 (1–2) 141 0.18 1.50 0.83 2.74
 N2 (3–6) 151 0.74 1.11 0.60 2.05
 N3a (7–15) 140 0.01 2.07 1.18 3.63
 N3b (>15) 56 <0.01 3.44 1.71 6.92