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 5 Pre- and post-operative tumor markers, mean ± SD

Indicators	Laparoscopic group (n = 100)	Robotic group (n = 100)	t	P value
CEA (μg/mL)
Preoperative	23.27 ± 4.62	22.40 ± 3.91	1.437	0.152
After surgery	14.80 ± 5.28^c	15.91 ± 5.21^c	1.496	0.136
CA19-9 (U/mL)
Preoperative	47.70 ± 9.31	47.16 ± 8.47	0.429	0.668
After surgery	25.28 ± 6.26^c	24.86 ± 7.32^c	0.436	0.663
CA242 (U/mL)
Preoperative	40.14 ± 7.08	39.94 ± 5.53	0.223	0.824
After surgery	20.72 ± 5.28^c	19.40 ± 4.95^c	1.824	0.070

^cP < 0.001 vs preoperative in the same group.

CEA: Carcinoembryonic antigen; CA19-9/CA242: Carbohydrate antigen 19-9/242.

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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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