Blood Test
HbA1c Test
HbA1c Test measures glycated haemoglobin in the blood and provides an estimate of average blood glucose over approximately two to three months. Doctors use this test to help diagnose diabetes and prediabetes and monitor long-term blood sugar control in people with diabetes.
Sample Type
Blood
Preparation
Required
Category
Blood Test
Service
Diagnostic Testing
Before Your Test
Test Preparation
Fasting is generally not required for an HbA1c test. Inform your doctor if you have a blood disorder, recent blood loss or a recent blood transfusion, as these may affect interpretation.