Magnetic resonance imaging predicts perianal fistula in Crohn’s disease

doi:10.3748/wjg.116827

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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. Oct 28, 2026; 32(40): 116827
Published online Oct 28, 2026. doi: 10.3748/wjg.116827

Table 4 Receiver-operating characteristic analysis of predictive model in the external validation cohort, n (%)

Model 4 (patients in external validation cohort)	Perianal fistula in Crohn’s disease (n = 50)	Cryptoglandular anal fistula (n = 118)	Area under the curve	Sensitivity (%)	Specificity (%)	Youden index
Positive	44 (88.0)	19 (16.1)	0.859	88.0	83.9	0.719
Negative	6 (12.0)	99 (83.9)	0.859	88.0	83.9	0.719

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Citation: Xu ZP, Li L, Sun GD, Wu YY, Cai EW, Wen K, Shao WJ, Chen YG. Magnetic resonance imaging predicts perianal fistula in Crohn’s disease. World J Gastroenterol 2026; 32(40): 116827
URL: https://www.wjgnet.com/1007-9327/full/v32/i40/116827.htm
DOI: https://dx.doi.org/10.3748/wjg.116827

Xu ZP, Li L, Sun GD, Wu YY, Cai EW, Wen K, Shao WJ, Chen YG. Magnetic resonance imaging predicts perianal fistula in Crohn’s disease. World J Gastroenterol 2026; 32(40): 116827 [DOI: 10.3748/wjg.116827]

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