Clinical efficacy of laparoscopic cholecystectomy plus cholangioscopy for the treatment of cholecystolithiasis combined with choledocholithiasis

Table 1 General patient information

Data	Control group (n = 111)	Observation group (n = 132)	χ2/t	P value
Age (year)	50.19 ± 8.93	49.80 ± 9.09	0.336	0.737
Sex (male/female)	70/41	88/44	0.344	0.557
Disease course (months)	4.25 ± 1.80	4.05 ± 1.77	0.871	0.385
Choledocholithiasis (single/multiple)	64/47	73/59	0.136	0.712
Hypertension (with/without)	39/72	43/89	0.177	0.674
Diabetes mellitus (with/without)	15/96	28/104	2.454	0.117
Type of stones (cholesterol gallstones/pigment gallstones)	72/39	96/36	1.747	0.186

Table 2 Surgical success rates and residual stone rates, n (%)

Indicators	Control group (n = 111)	Observation group (n = 132)	χ2	P value
Surgical success rate	103 (92.79)	126 (95.45)	0.787	0.375
Residual stone rate	4 (3.60)	2 (1.52)	1.092	0.296

Table 3 Complications, n (%)

Indicators	Control group (n = 111)	Observation group (n = 132)	χ2	P value
Pancreatitis	3 (2.70)	2 (1.52)
Hyperamylasemia	8 (7.21)	0 (0.00)
Biliary tract infection	4 (3.60)	2 (1.52)
Bile leakage	0 (0.00)	3 (2.27)
Total	15 (13.51)	7 (5.30)	4.937	0.026