Techniques and feasibility of laparoscopic extended right hemicolectomy with D3 lymphadenectomy

Table 1 Baseline characteristics and pathological tumor staging n (%)

	LERH (n = 48)	OERH (n = 57)	P value
Female	18 (37.5)	26 (45.6)	0.401
Age (yr, mean ± SD)	60.5 ± 11.2	64.1 ± 14.2	0.153
Tumor stage			0.644
I	3 (6.3)	2 (3.5)
II	24 (50.0)	33 (57.9)
III	21 (43.8)	22 (38.6)

LERH: Laparoscopic extended right hemicolectomy; OERH: Open extended right hemicolectomy.

Table 2 Clinical and pathologic outcomes

	LERH(n = 48)	OERH (n = 57)	P value
Operating time (min)	244.4 (84.8)	170.7 (49.7)	< 0.001
Estimated blood loss (mL)	111.7 (127.8)	170.2 (49.7)	0.023
Time to flatus (d)	3.0 (1.6)	3.7 (1.3)	0.019
Time to diet (d)	4.2 (1.4)	5.0 (1.2)	0.005
Postoperative hospital stay (d)	10.1 (8.3)	11.3 (7.4)	0.328
Tumor size(cm)	4.5 (1.4)	5.1 (2.2)	0.124
Proximal resection margin (cm)	17.3 (3.6)	17.2 (3.3)	0.904
Distal resection margin (cm)	13.5 (2.9)	14.8 (4.2)	0.080
No. of lymph nodes harvested	17.1 (10.0)	17.3 (11.1)	0.910

LERH: Laparoscopic extended right hemicolectomy; OERH: Open extended right hemicolectomy.

Table 3 Postoperative complications n (%)

	LERH (n = 48)	OERH (n = 57)	P value
Complications	6 (12.5)	11 (19.3)	0.346
Wound infection	1 (2.1)	3 (5.3)
Ileus	1 (2.1)	3 (5.3)
Anastomotic leak	2 (4.2)	2 (3.5)
Abdominal infection	1 (2.1)	1 (1.8)
Anastomotic stenosis	1 (2.1)	1 (1.8)
Hemorrhage	0 (0.0)	1 (1.8)

LERH: Laparoscopic extended right hemicolectomy; OERH: Open extended right hemicolectomy.