A proportional bias was observed between ferritin measurements at Landspitali and the Blood Bank with good correlation between measurements at the lowest values (<5 µg/l).
Kerfisbundinn munur (e. proportional bias) reyndist vera á ferritínmælingum rannsóknarkjarna Landspítalans og Blóðbankans en fullkomin samsvörun var aðeins í allra lægstu gildum (<5 µg/l).