Robotic transanal total mesorectal excision: Is the future now?

Table 5 Pathologic, oncological, and functional outcomes

Ref.	Tumor size, cm	Quality TME (I/II/III), %	CRM +	Distal margin +	Harvested nodes	DAV, cm	CRM, cm	Follow-up, mo	Local recurrence	Distant progression, m	Functional (urinary/sexual)
Verheijen et al[26], 2014		100/0/0	No	No		2
Gómez Ruiz et al[29], 2015		100/0/0	No	No	14 ± 91	1.8 (1-2.5)2		3 (3)2	No
Atallah et al[30], 2015	2.7 (1.5-3.5)2	25/75/0	No	No	27 (15-39)3	3.3 (1-5)3		8 (6-12)3	No	No
Atallah et al[31], 2015	3	100/0/0	No	No	33	0.4
Huscher et al[32], 2015		85.7/14.3/0	No	No	14 ± 31	2.7 ± 21	3.2 ± 1.81	2.5 (2–3.5)2
Kuo et al[33], 2017		100/0/0	No	No	12 (8-18)3	1.4 (0.4–3.5)3	0.7 (0.2-2.6)3
Hu et al[34], 2020	3.3 ± 1.51	90/10/0	3 (15)	No	18.7 ± 6.31	2.9 ± 1.31	0.88 ± 0.781		1 (5) 18 m	1 (5) 7
Monsellato et al[35], 2019		100/0/0	No	No				12 (12)	No	No
Tan et al[36], 2020								7	No	No
Suhardja et al[37], 2020		100/0/0	No	No	24			12	No	No	No
Ye et al[38], 2021	3 (2–4)4	61.5/38.5/0	No	No	15 (13-16)4	2 (1.5–2.5)4		15 (11–18)4	No	No

¹mean ± SD.

²Mean value (range).

³Median (range).

⁴Median (interquartile range).

CRM: Circumferential resection margin; DAV: Distance from anal verge; TME: Total mesorectal excision.