Helicobacter pylori positively associated with colorectal cancer and advanced, but not low-risk, adenomas: A retrospective study in China

doi:10.4240/wjgs.v18.i4.117397

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World Journal of Gastrointestinal Surgery

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1948-9366

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

Retrospective Study

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 Gastrointest Surg. Apr 27, 2026; 18(4): 117397
Published online Apr 27, 2026. doi: 10.4240/wjgs.v18.i4.117397

Table 1 Helicobacter pylori infection status in different sexes and ages, n (%)/mean ± SD

	H. pylori negative	H. pylori positive	H. pylori positive rate (%)	Test statistic	P value
Total	4334	1652	27.60
Sex				5.601	0.020
Male	1957 (45.15)	802 (48.55)	29.07
Female	2377 (54.85)	850 (51.45)	26.34
Average age		52.3 ± 10.8	51.1 ± 10.5	3.920	< 0.001
Different ages				17.220	< 0.001
< 40	579 (13.36)	242 (14.65)	29.48
40-60	2726 (62.90)	1100 (66.59)	28.75
> 60	1029 (23.74)	310 (18.76)	23.15

Sex and different ages were analyzed using the χ² statistical test as categorical variables; Average age was analyzed using the independent-samples t-test as continuous variables. H. pylori: Helicobacter pylori.

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Citation: Shan N, Hou JJ, Jin CQ, Jin Q, Qin YH, Li WW. Helicobacter pylori positively associated with colorectal cancer and advanced, but not low-risk, adenomas: A retrospective study in China. World J Gastrointest Surg 2026; 18(4): 117397
URL: https://www.wjgnet.com/1948-9366/full/v18/i4/117397.htm
DOI: https://dx.doi.org/10.4240/wjgs.v18.i4.117397

Shan N, Hou JJ, Jin CQ, Jin Q, Qin YH, Li WW. Helicobacter pylori positively associated with colorectal cancer and advanced, but not low-risk, adenomas: A retrospective study in China. World J Gastrointest Surg 2026; 18(4): 117397 [DOI: 10.4240/wjgs.v18.i4.117397]

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