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Table 2 Intraoperative and postoperative characteristics

From: Predictors of survival after surgery with curative intent for perihilar cholangiocarcinoma

Variable n = 88 (range, %) Missing data, n (%)
Staging laparoscopy 78 (89) 0 (0)
Type of surgery   0 (0)
 Left hepatectomy 29 (33)  
 Right hepatectomy 26 (30)  
 Central hepatectomy 4 (5)  
 Extended left hepatectomy 2 (2)  
 Extended right hepatectomy 2 (2)  
 Bile duct resection 23 (26)  
 Segmental hepatectomy and bile duct resection 2 (2)  
Caudate lobe resection 56 (64) 0 (0)
Common hepatic artery resection 3 (3) 0 (0)
Portal vein resection 18 (20) 0 (0)
Duration of surgery (minutes, median, range) 240 (140–360) 62 (71)
Intraoperative blood loss (mL, median, range) 900 (50–12000) 47 (53)
Intraoperative transfusion 38 (43) 0 (0)
Pringle manoeuvre performed 8 (9) 1 (1)
 Total duration (minutes, median, range) 25 (10–45) 2 (2)
Intraoperative complication 20 (23) 0 (0)
Postop ICU admission 16 (18) 0 (0)
 Length of ICU stay (days, median, range) 4 (1–13) 0 (0)
TOSGS > 2 (excl. mortality) 33 (38) 0 (0)
Postoperative haemorrhage   0 (0)
 ISGLS grade B 5 (6)  
 ISGLS grade C 5 (6)  
Liver failure   0 (0)
 ISGLS grade A 1 (1)  
 ISGLS grade B 2 (2)  
 ISGLS grade C 5 (6)  
Bile leak   0 (0)
 ISGLS grade A 2 (2)  
 ISGLS grade B 18 (21)  
 ISGLS grade C 5 (6)  
Postoperative blood transfusion 34 (39) 0 (0)
Postoperative complications   0 (0)
 Intra-abdominal abscess 25 (28) 0 (0)
 Sepsis 5 (6)  
 Portal thrombosis 4 (5)  
 Pulmonary complication 12 (14)  
 Cardiac complication 4 (4)  
 Multiple organ failure 4 (4)  
Reoperation 13 (15) 0 (0)
In-hospital mortality 8 (9) 0 (0)
90-day mortality 8 (9) 0 (0)
Length of hospital stay (days, median, range) 18 (3–94) 0 (0)
Readmission within 30 days of discharge 12 (14) 0 (0)
Any recurrence 42 (48)  
Locoregional recurrence 18 (21) 0 (0)
Location of first metastatic recurrence 39 (44) 0 (0)
 Liver 13 (15)  
 Peritoneum 12 (14)  
 Pulmonary 3 (3)  
 Retroperitoneal lymph nodes 6 (7)  
 Pancreas 2 (2)  
 Abdominal wall muscle 2 (2)  
 Colon 1 (1)  
  1. ICU intensive care unit, TOSGS therapy-oriented severity grading scale, ISGLS International Study Group of Liver Surgery