Short- and long-term outcomes following laparoscopic vs open surgery for pathological T4 colorectal cancer: 10 years of experience in a single center

Table 2 Surgical outcomes of 211 colorectal cancer cases

Surgical outcome		LAP	OPEN	P value
		n = 101	n = 110
Conversion to open (n/%)		15 (12.9)	NR	/
Tumor size (cm)	mean ± SD	5.4 ± 1.9	5.2 ± 2.5	0.765
Resection length (cm)	mean ± SD	15.5 ± 7.3	19.5 ± 10.4	0.046
Operative time (min)	mean ± SD	210.8 ± 88.9	173.5 ± 72.7	0.028
Blood loss (mL)	mean ± SD	155.0 ± 75.9	235.1 ± 120.5	0.033
Intraoperative complications		3	8	0.117
Combined organ resection	Total (%)	5 (5.0)	21 (19.1)	0.001
	Abdominal wall	2	3
	Small bowel (except duodenum)	1	5
	Duodenum	0	3
	Urinary organs	0	2
	Stomach	1	1
	Gynecologic organs	1	4
	Liver	0	3
Postoperative complications within 30 d	Total (%)	12 (12.9)	35 (31.8)	0.006
	Anastomotic Hemorrhage	1	2
	Urinary injury	0	1
	Intraabdominal bleeding	1	2
	Leakage	1	4
	Gastroplegia	2	4
	Infection	6	15
	(incision and abdomen)
	Disruption of incision	0	5
	Obstruction	1	2
Postoperative morbidity within 30 d		0	1	0.667

CRC: Colorectal cancer; LAP: Laparoscopic surgery group; OPEN: Open surgery group.