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

Table 3 Perioperative outcomes of robotic total mesorectal excision for rectal cancer n (%)

Ref.	n	BMI (kg/m2)	OR time (min)	Conversion rate	Anastomotic leak rate
Hellan et al[16]	39	26 (16-44)	285 (180-540)	1 (2.6)	4 (12.1)
Baik et al[17]	56	23.4 (18-33)	178 (120-315)	0	1 (1.8)
Choi et al[18]	50	23.2 (19.4-29.2)1	304.8 (190-485)3	0	4 (8.3)
Baek et al[19]	64	26.8 (16.5-44)	270 (150-540)	9.4	4 (7.7)
Pigazzi et al[15] (multicentric study)	143	26.5 (16.5-44)2	297 (90-660)3	7 (4.9)	16 (10.5)
Baik et al[20]	370	23.3 ± 2.9 (13.8-32.7)2	363.3 ± 94.8 (138.0-702.0)2	3 (0.8)	28 (7.7)
IEO series[14]	102	28.2 (17.6-43)	330 (155-540)	2 (1.9)	5 (6.6)

Only sphincter-saving operations included for calculating leak rates, values expressed as median (range) except where specified,

¹mean (range);

²mean ± SD (range);

³mean (range).