Initial experience with ultrafine choledochoscopy combined with low-dose atropine for the treatment of Oddi intersphincter stones

Table 1 Basic information of patients, mean ± SD/median (minimum-maximum)

Variables	Total
Gender (male/female)	3/14
Age (yeas)	40.6 ± 13.9
BMI (kg/m2)	22.1 ± 2.8
Hypertension (yes/no)	4/13
Diabetes (yes/no)	5/12
Common bile duct diameter (mm)	7.8 ± 1.3
Gallbladder duct diameter (mm)	3.8 ± 0.4
Maximum diameter of choledocholithiasis (mm)	5 (1-7)
Number of bile duct stones (single/multiple)	12/5
ALT (U/L)	61 (10-447)
AST (U/L)	49 (13-800)
ALP (U/L)	76 (42-339)
GGT (U/L)	246 (9-627)
TBIL (µmol/L)	18 (8-51)

BMI: Body mass index; ALT: Alanine aminotransferase; AST: Alanine aminotransferase; ALP: Alkaline phosphatase; GGT: Gamma-glutamyl transpeptidase; TBIL: Total bilirubin.

Table 2 Intraoperative and postoperative data of patients, mean ± SD/median (minimum-maximum)

Variables	Total
Operation time (minute)	19.4 ± 7.8
Intraoperative blood loss (mL)	26.3 ± 7.4
Postoperative activity time (hour)	6.7 ± 2.0
Postoperative feeding time (hour)	9.0 ± 3.4
Postoperative extubation time (hour)	1.9 ± 0.6
Postoperative ALT (U/L)	56 (12-137)
Postoperative AST (U/L)	24 (12-46)
Postoperative ALP (U/L)	88 (38-218)
Postoperative GGT (U/L)	56 (7-432)
Postoperative TBIL (µmol/L)	19 (7-34)
Elevated serum amylase (yes/no)	0/17
Bile leakage (yes/no)	0/17
Biliary tract infection (yes/no)	0/17
Biliary stricture (yes/no)	0/17
Residual stone (yes/no)	0/17
Postoperative occult blood in stool (yes/no)	0/17
Stone recurrence (yes/no)	0/17
Postoperative symptom relief (yes/no)	17/0

ALT: Alanine aminotransferase; AST: Alanine aminotransferase; ALP: Alkaline phosphatase; GGT: Gamma-glutamyl transpeptidase; TBIL: Total bilirubin.