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Haemoglobin A1c

Alternative Names:HA1C
HBA1C
Glycated Haemoglobin
Laboratory:Clinical Biochemistry
Test Code:HA1C
Specimen Types:Blood
Container Types:
EDTA 3 mL
Adults Volume or Mass:3 mL
Minimum/Paediatric Volume or Mass:1 mL
Collection & Request Instructions:

False results may occur after blood transfusion, venesection, in anaemia associated with haemolysis or reticulocytosis.

Note: A separate EDTA tube is required for HbA1c testing.

If requesting both FBE and HbA1c - 2  x 3 mL EDTA tubes must be collected and sent to the laboratory for analysis.

Transport Instructions between Sites and/or Laboratories:Room Temperature
Assay Frequency:Weekdays
MBS Rebatable:Yes
MBS Item No.:66551
Billing Information:

Also MBS Item Nos. 66554, 66841, and 73840

Additional Notes:

From 13/3/26, this test is performed on Abbott Alinity

Reference Range:  < 6.0 % 
                             < 42 mmol/mol (new units)

Table 1. Comparison between HbA1c values under old and new reporting units

 

HbA1c in %                 HbA1c in mmol/mol
(former units)                (new units)

5.0                               31

6.0                               42

7.0                               53

8.0                               64

9.0                               75

10.0                             86

11.0                             97

12.0                             108

Note: New reporting units from 2 May 2011.