Dealing with robot-assisted surgery for rectal cancer: Current status and perspectives

Table 5 Oncologic results of laparoscopic and robotic surgery for rectal cancer

Ref.	Harvested lymph nodes (n)		P value	Distal resection margin (cm)		P value	Positive CRM (%)		P value
	ROB	LAP		ROB	LAP		ROB	LAP
Park et al[58]	17.3	14.2	0.06	2.1	2.3	NS	4.9	3.7	0.5
Kang et al[33]	14.7	16.6	NS	2.7	2.6	0.09	3	2	NS
Kwak et al[59]	20	21	0.7	2.2	2.8	0.8	1.7	0	> 0.9
Baek et al[50]	13	16	0.07	3.6	3.8	0.6	2.4	4.9	1
Bianchi et al[60]	18	17	0.7	2.0	2.0	1	0	4	0.9
Baik et al[17]	18.4	18.7	0.8	4.0	3.6	0.4	7	8	0.7
Patriti et al[63]	10.3	11.2	> 0.05	2.1	435	> 0.05	0	0	NS

CRM: Circumferential resection margin; ROB: Robotic resection; LAP: Laparoscopic resection; NS: Not significant.