ID was diagnosed as having ferritin <30  g/L and hemoglobin ≥ 130 g/L (males) or ≥ 120 g/L (females).
Járnskortur var skilgreindur sem ferritin <30  g/L og hemoglobin ≥ 130 g/L (karlar) eða ≥ 120 g/L (konur).