About the HbA1c
Diagnose diabetes/prediabetes.
Sample Required
Blood (venous sample).
Fasting Requirement
No fasting required.
Why is this Test Done?
- Diagnose diabetes/prediabetes.
- Assess long-term glycemic control and therapy effectiveness.
General Reference Range
- <5.7%: Normal
- 5.7–6.4%: Prediabetes
- ≥6.5%: Diabetes (confirm if asymptomatic)
What Abnormal Results Mean
High values indicate poor glycemic control and higher risk of micro/macrovascular complications; low values may reflect recurrent hypoglycemia or hemolytic states.





