Evaluation of the First Commercial Hepcidin ELISA for the Differential Diagnosis of Anemia of Chronic Disease and Iron Deficiency Anemia in Hospitalized Geriatric Patients

Table 1

Characteristics of the patients with iron deficiency anemia and anemia of chronic disease. M: male; F: female; IDA: iron deficiency anemia; ACD: anemia of chronic disease; MCV: mean corpuscular volume; CRP: C-reactive protein.

	IDA	ACD	𝑃-value
Number (M/F)	11 (2/9)	28 (5/23)
Age (years), mean (SD)	81 (7.3)	84 (5.8)	0.2
Hemoglobin (g/dL), mean (SD)	8.9 (2.1)	10.1 (0.8)	0.1
MCV (fL), mean (SD)	80 (6)	91 (3.4)	<0.001
Ferritin (μg/L), geometric mean (95% range)	13.3 (5.6–32)	250 (88–715)	<0.001
Transferrin saturation (%), geometric mean (95% range)	5.9 (2–17)	10.1 (4.6–22)	<0.001
CRP (mg/L), geometric mean (95% range)	4 (0.4–52)	49 (4.6–515)	<0.001
Hepcidin (ng/mL), geometric mean (95% range)	32.4 (19.5–54)	35.3 (13.7–90)	0.58