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HbA1c, BLOOD

Lab Section Category

Clinical Biochemistry
View write-up

Specimen Required

​3 mL EDTA blood

Do not centrifuge as whole blood is required.

Method

​Immunoassay

Reference Interval / Value

≥ 13 yrs:
The HbA1c target for most non-pregnant adults with type 1 or 2 diabetes should be < 7.0% or < 53 mmol/mol.
Please refer to the latest Ministry of Health guidelines for further details on target HbA1c values, frequency of testing and the use of HbA1c as a screening test for diabetes.

Turnaround Time

Mean = 4 hrs, Range: 3 – 5 hrs

Day(s) Test Set up

Monday - Saturday

Remarks

​With effect from 2 Jan 2020,

HbA1c result is reported in both NGSP (%) and IFCC (mmol/mol) units.

Change History Notes

  • 13 Apr 2020 9:15 AM

    ​Reference Interval and Remarks are updated on 13 Apr 2020.

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Last updated on 29 Jun 2020