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Table 5 Comparison of perioperative characteristics and postoperative outcomes according to the interval between PTGBD and cholecystectomy

From: Optimal timing of cholecystectomy after percutaneous gallbladder drainage for severe cholecystitis

Variable SI group LI group P value
n = 14 n = 53
Operating time, min 143 ± 10.9 117 ± 5.6 0.041
Blood loss, mL 199 ± 53.2 83.8 ± 27.3 0.057
Difficult cholecystectomy, n (%) 12 (85.7) 23 (43.4) 0.005
Open conversion, n (%) 2 (15.4) 7 (17.1) 0.887
Subtotal cholecystectomy and/or mucoclasis, n (%) 6 (42.9) 19 (35.9) 0.630
Necrosis and/or abscess, n (%) 8 (66.7) 16 (30.2) 0.016
Tight adhesion at the gallbladder neck, n (%) 7 (50.0) 13 (24.5) 0.064
Postoperative complications except SSI, n (%) 0.006
 Yes 5 (35.7) 4 (7.6)  
 No 9 (64.3) 49 (92.4)  
Bile leak, n (%) 0 (0) 1 (1.9) 0.605
Intraabdominal abscess, n (%) 3 (21.4) 0 (0) 0.0006
Hematoma, n (%) 0 (0) 1 (1.9) 0.605
Paralytic ileus, n (%) 1 (7.1) 2 (3.8) 0.588
SSI, n (%) 1 (7.1) 3 (5.7) 0.835
Postoperative hospital stay, days 10.6 ± 1.6 8.6 ± 0.81 0.269
  1. SI group Short interval group, LI group Long interval group, SSI Surgical site infection
  2. Continuous variables are presented as mean ± SEM