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Table 2 Correlations between the clinicopathological characteristics of 1691 gastric cancer patients and postoperative cholecystolithiasis

From: Clinical analysis of prophylactic cholecystectomy during gastrectomy for gastric cancer patients: a retrospective study of 1753 patients

Variables Postoperative cholecystolithiasis χ2 p value Odds ratio (95% CI) p value
Yes (n = 152) No (n = 1539)
Age (years)
 >75 34 412 1.381 0.288   
 ≤75 118 1127     
Gender
 Male 105 1117 0.846 0.393   
 Female 47 422     
BMI decreased rate
 ≤5% 35 541 9.057 0.002* 1 0.003*
 >5% 117 998    1.812 (1.225–2.681)  
TNM stage
 Stage I+ II 114 1132 0.149 0.699   
 Stage III 38 407     
Tumor differentiation grade
 Grade I + II 96 1044 1.378 0.240   
 Grade III 56 495     
Method of gastrectomy
 Billroth I 19 315 5.541 0.018* 1 0.002*
 No-Billroth I 133 1224    1.801 (1.097–2.959)  
Lymph node dissection
 D1 30 234 2.157 0.159   
 D2 122 1305     
Diabetes mellitus
 No 118 1297 4.471 0.038* 1 0.036*
 Yes 34 242    1.544 (1.030–2.316)  
  1. *p < 0.05