Robotic-assisted vs laparoscopic-assisted radical resection for rectal cancer: A comparison of surgical indices, postoperative recovery, and complications

doi:10.3748/wjg.118839

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastroenterol. Dec 7, 2026; 32(45): 118839
Published online Dec 7, 2026. doi: 10.3748/wjg.118839

Table 4 Postoperative pathological indicators, n (%)/median (interquartile range)

Indicators	Laparoscopic group (n = 100)	Robotic group (n = 100)	χ²/Z	P value
Mesorectal excision completeness grading			1.087	0.297
Intact	90 (90.00)	94 (94.00)
Nearly complete	10 (10.00)	6 (6.00)
Incomplete	0 (0.00)	0 (0.00)
Tumor length (cm)	4.08 (3.54, 4.78)	4.22 (3.56, 4.76)	-0.601	0.548
Tumor differentiation			1.070	0.301
High	16 (16.00)	11 (11.00)
Moderate or low	84 (84.00)	89 (89.00)
Lymph node count	13.00 (11.00, 17.00)	15.00 (11.00, 19.00)	-1.840	0.066
T-staging			4.167	0.244
T1	6 (6.00)	10 (10.00)
T2	5 (5.00)	11 (11.00)
T3	14 (14.00)	10 (10.00)
T4	75 (75.00)	69 (69.00)
N-staging			1.146	0.564
N0	63 (63.00)	60 (60.00)
N1	20 (20.00)	26 (26.00)
N2	17 (17.00)	14 (14.00)
TNM staging			0.673	0.714
I	11 (11.00)	14 (14.00)
II	50 (50.00)	45 (45.00)
III	39 (39.00)	41 (41.00)

TNM: Tumor, node, and metastasis.

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Citation: Zhang C, Xue RF. Robotic-assisted vs laparoscopic-assisted radical resection for rectal cancer: A comparison of surgical indices, postoperative recovery, and complications. World J Gastroenterol 2026; 32(45): 118839
URL: https://www.wjgnet.com/1007-9327/full/v32/i45/118839.htm
DOI: https://dx.doi.org/10.3748/wjg.118839

Zhang C, Xue RF. Robotic-assisted vs laparoscopic-assisted radical resection for rectal cancer: A comparison of surgical indices, postoperative recovery, and complications. World J Gastroenterol 2026; 32(45): 118839 [DOI: 10.3748/wjg.118839]

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