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Table 1 Clinicopathological characteristics of 1691 gastric cancer patients who underwent gastrectomy without cholecystectomy (median age: 61.0 ± 10.5 years; age range: 23–84 years)

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

Variable No. of patients (%)
Gender
 Male 1222 (72.3%)
 Female 469 (27.7%)
TNM stage
 Stage I 534 (31.6%)
 Stage II 712 (42.1%)
 Stage III 445 (26.3%)
Tumor differentiation grade
 Grade I 617 (36.5%)
 Grade II 523 (30.9%)
 Grade III 551 (32.6%)
Method of gastrectomy
 Billroth I 334 (19.8%)
 Billroth II 876 (51.8%)
 Roux-en-Y 481 (28.4%)
Lymph node dissection
 D1 264 (15.6%)
 D2 1427 (84.4%)
 Cholecystolithiasis after gastrectomy 152 (8.98%)
 Subsequent cholecystectomy after gastrectomy 45 (2.67%)