Laboratory test	Range for normal values	Iron deficiency anemia	Anemia of chronic disease
Serum iron, μg per dL (μmol per L)	60 to 100 (11 to 18)	< 60 (11)	< 60 (11)
Total iron-binding capacity, μg per dL (μmol per L)	250 to 400 (45 to 72)	> 400 (72)	< 250 (44)
Transferrin saturation, %	20 to 60	< 16	< 20
Serum ferritin, ng per mL (μg per L)	100 to 300 (100 to 300)	< 100 (100)	> 100 (100)