Research Article

Usefulness of Soluble Transferrin Receptor in the Diagnosis of Iron Deficiency Anemia in Rheumatoid Arthritis Patients in Clinical Practice

Figure 1

Serum levels of soluble transferrin receptor in anemic patients with RA demonstrated as box plots with the 90th, 75th, 50th (median), 25th, and 10th percentile. IDA: iron deficiency anemia; ACD: anemia of chronic disease.