Comparison of dynamic contrast-enhanced-magnetic resonance imaging parameters and serum markers in preoperative rectal cancer evaluation: Combined diagnostic value

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May 15, 2025 (publication date) through Jun 8, 2025

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World Journal of Gastrointestinal Oncology

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1948-5204

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

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World J Gastrointest Oncol. May 15, 2025; 17(5): 103809
Published online May 15, 2025. doi: 10.4251/wjgo.v17.i5.103809

Table 4 Analysis of receiver operating characteristic curves

Evaluation factors	AUC	95%CI	Threshold	True positive rate	Selectivity	Yoden
T installment
CA19-9	0.812	0.736-0.888	37.253	78.523	73.465	0.520
CA125	0.798	0.723-0.873	32.864	76.352	71.923	0.483
DCE-MRI indicators and cancer markers	0.923	0.865-0.981	0.526	89.734	85.623	0.754
Degree of differentiation
CA19-9	0.803	0.728-0.878	35.921	77.462	72.845	0.503
CA125	0.785	0.711-0.859	31.532	75.283	70.942	0.462
DCE-MRI parameters + tumor markers	0.912	0.855-0.969	0.512	88.653	84.372	0.730

DCE-MRI: Dynamic contrast-enhanced magnetic resonance imaging; CA: Carbohydrate antigen; AUC: Area under the curve; CI: Confidence interval.

Citation: Wang Q, Zhang XY, Yang JF, Tao YL. Comparison of dynamic contrast-enhanced-magnetic resonance imaging parameters and serum markers in preoperative rectal cancer evaluation: Combined diagnostic value. World J Gastrointest Oncol 2025; 17(5): 103809
URL: https://www.wjgnet.com/1948-5204/full/v17/i5/103809.htm
DOI: https://dx.doi.org/10.4251/wjgo.v17.i5.103809