Original single-incision laparoscopic cholecystectomy for acute inflammation of the gallbladder

Table 4 Comparison of patient demographics and operative outcome between single-incision laparoscopic cholecystectomy for acute inflamed gallbladder and traditional laparoscopic cholecystectomy for acute inflamed gallbladder

	SILC for AIG	TLC for AIG	P value
Patient demographics
n	26	54
Age (yr) median (range)	61.5 (22-81)	61 (25-89)	0.94
Sex (male/female)	14/12	34/20	0.47
BMI median (range)	22.0 (18.4-29.4)	22.8 (15.4-32.0)	0.53
ASA score I/II/III	14/11/1	25/25/4	0.73
Previous upper abdominal surgery (yes/no)	2/24	5/49	0.59
Indication for operation	Acute cholecystitis 14	Acute cholecystitis 29	0.81
	Acute gallstone cholangitis 11	Acute gallstone cholangitis 25
Max WBC count in acute phase			0.78
WBC > 14 000	5	13
WBC < 14 000	21	41
Max CRP in acute phase			0.44
CRP > 10	6	18
CRP < 10	20	36
Severity assessment by Tokyo Guidelines Grade I/II/III	19/5/2	38/13/3	0.85
Day from onset to operation	19 (6-111)	20 (8-104)	0.82
Clinical result
Operative time (min)			0.12
Median (range)	97.5 (60-163)	87.5 (35-245)
mean (SD)	105.7 (31.9)	94.7 (34.4)
Surgeon	26/0	16/39
Staff surgeon/surgical resident
IOC completion1	23/24	42/49	0.26
Conversion to open cholecystectomy	2	5	1
Bile spillage	9	14	0.44
Complication	1	7	0.26

¹Excluded open converted cases. ASA: American Society of Anesthesiologists; BMI: Body mass index; WBC: White blood cell; CRP: C-reactive protein; IOC: Intraoperative cholangiography; SILC: Single-incision laparoscopic cholecystectomy; TLC: Traditional laparoscopic cholecystectomy; AIG: Acute inflamed gallbladder.