Feasibility of laparoscopic total gastrectomy in overweight patients: Implications of less impact of overweight on laparoscopic versus open approach

Table 3 Perioperative results of non-overweight and overweight groups in both open and laparoscopy groups

		LTG (n = 76)			OTG (n = 76)
		non-OW(n = 57)	OW(n = 19)	P-values	non-OW(n = 63)	OW(n = 13)	P -values
Operative time (min) (median, range)		332 (209-541)	400 (230-520)	0.01	265 (134-810)	276 (195-460)	0.32
Estimated intraoperative blood loss (mL) (median, range)		188 (0-2492)	202 (0-1714)	0.63	445 (90-3406)	780 (104-1980)	0.14
No. of retrieved lymph nodes (median, range)		43 (8-71)	36 (14-117)	0.4	41 (9-89)	29 (2-49)	0.03
Morbidity (%)	Overall	13 (23)	5 (26)	0.49	23 (37)	8 (62)	0.1
	Local	7 (12)	5 (26)	0.14	14 (22)	7 (54)	0.03
	Systemic	8 (14)	3 (16)	0.56	13 (21)	4 (31)	0.32
	Severe	5 (9)	3 (11)	0.56	8 (13)	4 (31)	0.12
	Anastomotic Leakage	3 (5)	3 (16)	0.16	2 (3)	3 (23)	0.03
	Anastomotic stricture	1 (2)	1 (5)	0.44	1 (2)	1 (8)	0.32
	Pancreatic fistula	3 (5)	0 (0)	0.42	3 (5)	2 (15)	0.2
	Abdominal abscess	2 (4)	0 (0)	0.56	3 (5)	2 (15)	0.2
	pulmonary	5 (9)	2 (11)	0.90	9 (14)	1 (8)	0.46
	Wound infection	1 (2)	1 (5)	0.44	3 (5)	2 (15)	0.2
POH (d) (median, range)		9 (6-74)	9 (6-73)	0.75	14 (7-159)	19 (10-145)	0.1

OTG: Open total gastrectomy; LTG: Laparoscopic total gastrectomy; BMI: Body mass index; non-OW: Non-overweight group; OW: Overweight group; POH: Postoperative hospital stay.