Retrospective Study
Copyright ©The Author(s) 2021.
World J Gastroenterol. Jan 14, 2021; 27(2): 189-207
Published online Jan 14, 2021. doi: 10.3748/wjg.v27.i2.189
Table 5 Predictive performance of each model/score
Prediction modelTraining cohort C-index (95%CI)Validation cohortC-index (95%CI)P value
3 vs 1
3 vs 2
3 vs 4
vs 5
1 Clinical model0.643 (0.613-0.712)0.629 (0.601-0.678)0.025a/0.023b0.003a/0.002b0.007a/0.006b0.009a/0.004b
2 Radiomics score0.723 (0.634-0.778)0.734 (0.641-0.793)
3 CT-based radiomics nomogram0.844 (0.762-0.901)0.831 (0.742-0.881)
4 ART score0.714 (0.632-0.771)0.690 (0.601-0.761)
5 ABCR score0.732 (0.646-0.801)0.701 (0.632-0.789)