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Observational Study
Copyright: ©Author(s) 2026.
World J Gastroenterol. Sep 7, 2026; 32(33): 119646
Published online Sep 7, 2026. doi: 10.3748/wjg.119646
Figure 6
Figure 6 Discrimination, calibration, and decision curve analysis comparing the tongue image-clinical nomogram with the tongue-only model, Asia-Pacific colorectal screening score, and modified Asia-Pacific colorectal screening score. A: Receiver operating characteristic (ROC) curves in the training cohort; B: ROC curves in the validation cohort; C: Decision curve analysis (DCA) in the training cohort; D: DCA in the validation cohort; E: Calibration curves in the training cohort; F: Calibration curves in the validation cohort. APCS: Asia-Pacific colorectal screening; M-APCS: Modified Asia-Pacific colorectal screening; AUC: Area under the curve; CI: Confidence interval.


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