Longitudinal evolution of low anterior resection syndrome in ultra-low rectal cancer: A trend analysis of a propensity-matched cohort

doi:10.3748/wjg.v32.i16.116405

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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. Apr 28, 2026; 32(16): 116405
Published online Apr 28, 2026. doi: 10.3748/wjg.v32.i16.116405

Table 3 Univariate analysis of low anterior resection syndrome occurrence in the matched cohort (n = 220), n (%)

Time point and LARS occurrence	1 month		3 months		6 months		9 months		12 months
Time point and LARS occurrence	Yes	No	Yes	No	Yes	No	Yes	No	Yes	No
Total	140 (63.6)	80 (36.3)	101 (45.9)	119 (54.1)	88 (40.0)	132 (60.0)	62 (8.2)	158 (71.8)	49 (22.3)	171 (77.7)
Ultra-low group	83 (75.5)	27 (24.5)	64 (58.2)	46 (41.8)	56 (50.9)	54 (49.1)	39 (35.5)	71 (64.5)	33 (30.0)	77 (70.0)
Non-ultra-low group	57 (51.8)	53 (48.2)	37 (33.6)	73 (66.4)	32 (29.1)	78 (70.9)	23 (20.9)	87 (79.1)	16 (14.5)	94 (85.5)
χ²	13.279		13.344		10.909		5.749		7.588
Coefficient of contingency	0.239		0.239		0.217		0.160		0.183
P value	< 0.001		< 0.001		0.001		0.016		0.006

LARS: Low anterior resection syndrome.

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Citation: Wang HS, Lin YX, Xu SR, Wang LY, Wang XD, Huang MJ. Longitudinal evolution of low anterior resection syndrome in ultra-low rectal cancer: A trend analysis of a propensity-matched cohort. World J Gastroenterol 2026; 32(16): 116405
URL: https://www.wjgnet.com/1007-9327/full/v32/i16/116405.htm
DOI: https://dx.doi.org/10.3748/wjg.v32.i16.116405

Wang HS, Lin YX, Xu SR, Wang LY, Wang XD, Huang MJ. Longitudinal evolution of low anterior resection syndrome in ultra-low rectal cancer: A trend analysis of a propensity-matched cohort. World J Gastroenterol 2026; 32(16): 116405 [DOI: 10.3748/wjg.v32.i16.116405]

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