Table 1 Demographic and clinical data of the 18 patients.

From: Feasibility of transumbilical and prior caesarean scar access in single-incision laparoscopic common bile duct exploration for extrahepatic bile duct stones

Parameter

Transumbilical approach

(n = 14)

Transcesarean section scar approach

(n = 4)

Total (n = 18)

Sex (m/f)

7/7

0/4

7/11

Age (years)

51.14 ± 14.87

35.75 ± 6.40

47.72 ± 14.82

BMI

23.61 ± 2.54

24.98 ± 4.92

23.92 ± 3.09

Common bile duct diameter (mm)

10.50 (9.00,15.00)

9.00 (8.25,9.75)

10.00 (9.00,12.75)

Number of extrahepatic bile duct stones (single/multiple)

4/10

2/2

6/12

Maximum stone diameter (mm)

5.00 (4.00,8.25)

6.00 (4.25,7.75)

5.00 (4.00,8.00)

Preoperative albumin (g/L)

40.35 (36.25,43.80)

41.30 (39.08,42.03)

41.10 (37.38,43.05)

Preoperative bilirubin (µmol/L)

19.25 (13.89,58.58)

14.94 (11.02,58.10)

17.55(12.57,58.58)

Preoperative alkaline phosphatase (U/L)

143.3 (113.75,251.53)

119.9 (79.95,180.25)

138.60 (95.60,236.53)

Preoperative HGB (g/L)

128.00 (119.00,135.25)

130.50 (122.25,137.25)

130 (119.75,135.25)

Combined residual gallstones in the gallbladder [n(%)]

1 (7.14)

0 (0.00)

1 (5.56)

History of LC [n(%)]

1 (7.14)

0 (0.00)

1 (5.56)

History of pancreatitis [n(%)]

3 (21.43)

0 (0.00)

3 (16.67)

History of cholangitis [n(%)]

3 (21.43)

0 (0.00)

3 (16.67)

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