Single-incision vs three-incision laparoscopic cholecystectomy for complicated and uncomplicated acute cholecystitis

Table 5 Overall comparison of complicated and uncomplicated acute cholecystitis groups

	Complicated acute cholecystitis (n = 50)	Uncomplicated acute cholecystitis (n = 58)	P value
Age (yr)	54.9 ± 16.6	50.9 ± 14.2	0.184
Sex (male/female)	33/17	33/25	0.333
Modified APACHE II score			0.320
0-5, low risk	43 (86.0)	53 (91.4)
6-9, intermediate risk	7 (14.0)	4 (6.9)
10-11, high risk	0	1 (1.7)
Operative time (min)	122.2 ± 35.0	106.6 ± 43.6	< 0.050
Estimated blood loss (mL)	36.1 ± 28.3	26.0 ± 30.8	0.092
Pethidine dose (mg/kg)	0.577 ± 0.633	0.595 ± 0.464	0.867
Postoperative length of hospital stay (d)	4.1 ± 1.3	3.2 ± 1.2	< 0.001
Total length of hospital stay (d)	5.9 ± 3.3	4.8 ± 3.3	0.098
Conversion	18 (36.0)	11 (19.0)	< 0.050
Complications	6 (12.0)	5 (8.6)	0.563

Data are expressed as absolute numbers (percentage) or mean ± SD.