Clinical Usefulness and Prognostic Value of Red Cell Distribution Width in Colorectal Cancer

Table 1

The values of RDW, CEA, and CA19-9 alone and combined biomarkers for distinguishing CRC patients from healthy participants.

Variables	AUC	Cut-off	Sensitivity	Specificity	95% confidence interval
					Upper limit	Lower limit
RDW	0.643	13.95	41%	94%	0.610	0.673
CEA	0.742	5.00	41%	100%	0.715	0.771
CA19-9	0.629	37.00	17%	100%	0.596	0.662
RDW+CEA	0.789		64%	88%	0.763	0.815
RDW+CA19-9	0.715		51%	88%	0.685	0.744
CEA+CA19-9	0.758		50%	97%	0.731	0.785
RDW+CEA+CA19-9	0.799		56%	99%	0.774	0.823