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Table 1 Definition and operationalization of different groups according to anaemia and/or iron status

From: Anaemia control and the interpretation of biochemical tests for iron status in children

Category Groups Definition
Anaemia severity Mild Hb levels 110–114 g/l
Moderate Hb levels 80–109 g/l
Severe Hb < 80 g/l
Iron and anaemia status groups IDA Anaemia and low body iron stores in the absence of inflammation
NIDA Anaemia in the presence of inflammation in a child with normal iron stores
IDS Depleted iron stores but child was not anaemic
MA Anaemia in the presence of both iron deficiency and inflammation
NA Normal haemoglobin concentrations and normal iron status