Table 2:

Reference Limits and Decision Limits for haemoglobin. Implications for the diagnosis of Anaemia.

	Males	Females	Ref.
Reference interval for adults (g/dL)	14.0-17.5	12.3-15.3	(30)
Decision limit for anaemia (g/dL)	13.0	12.0	(26)
Decision limit for blood transfusion (g/dL)	7.0	7.0	(27)