Research Article
Clinical Usefulness and Prognostic Value of Red Cell Distribution Width in Colorectal Cancer
Table 2
The values of RDW, CEA, and CA19-9 alone and combined biomarkers for differential diagnosis of CRC patients and CA patients.
| Variables | AUC | Cut-off | Sensitivity | Specificity | 95% confidence interval | Upper limit | Lower limit |
| RDW | 0.502 | 14.05 | 29% | 82% | 0.469 | 0.534 | CEA | 0.741 | 5.00 | 41% | 90% | 0.714 | 0.768 | CA19-9 | 0.613 | 37.00 | 17% | 94% | 0.581 | 0.644 | RDW+CEA | 0.738 | | 57% | 78% | 0.711 | 0.765 | RDW+CA19-9 | 0.604 | | 53% | 66% | 0.572 | 0.634 | CEA+CA19-9 | 0.744 | | 57% | 79% | 0.717 | 0.771 | RDW+CEA+CA19-9 | 0.741 | | 51% | 84% | 0.714 | 0.769 |
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