Low accuracy and interobserver/intraobserver agreement for colorectal sessile serrated lesions: A multicenter diagnostic study

doi:10.3748/wjg.120411

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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. Nov 14, 2026; 32(42): 120411
Published online Nov 14, 2026. doi: 10.3748/wjg.120411

Table 1 Clinical characteristics of the included cases, mean ± SD/n (%)

Parameters		Number of cases
Age (years)		57.32 ± 12.00
Sex	Female	804 (68.4)
Sex	Male	372 (31.6)
Flat or sessile morphology	No	859 (73.0)
Flat or sessile morphology	Yes	317 (27.0)
Anatomical location	Cecum	72 (6.1)
	Ascending colon	191 (16.2)
	Hepatic flexure	82 (7.0)
	Transverse colon	264 (22.4)
	Splenic flexure	7 (0.6)
	Descending colon	136 (11.6)
	Sigmoid colon	267 (22.7)
	Rectum	157 (13.4)
Lesion size¹	≤ 0.5 cm	414 (35.2)
	0.5 < x ≤ 1 cm	427 (36.3)
	> 1 cm	133 (11.3)

¹Polyp size data of some cases are missing.

Full Size Table

Citation: Hu H, Zhao SB, Zhao YD, Sui XY, Zhang S, Wei JH, Liu XF, Shi YC, Tang L, Zhang BB, Feng Z, Cheng W, Zhu MH, Zhu Z, Li ZS, He MX, Bai Y, Zhang J. Low accuracy and interobserver/intraobserver agreement for colorectal sessile serrated lesions: A multicenter diagnostic study. World J Gastroenterol 2026; 32(42): 120411
URL: https://www.wjgnet.com/1007-9327/full/v32/i42/120411.htm
DOI: https://dx.doi.org/10.3748/wjg.120411

Hu H, Zhao SB, Zhao YD, Sui XY, Zhang S, Wei JH, Liu XF, Shi YC, Tang L, Zhang BB, Feng Z, Cheng W, Zhu MH, Zhu Z, Li ZS, He MX, Bai Y, Zhang J. Low accuracy and interobserver/intraobserver agreement for colorectal sessile serrated lesions: A multicenter diagnostic study. World J Gastroenterol 2026; 32(42): 120411 [DOI: 10.3748/wjg.120411]

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