HbA1c (Glycated Haemoglobin)
HbA1c test measures your average blood sugar level over the past 2 to 3 months by looking at how much sugar has attached to your haemoglobin. It is the standard test for diagnosing diabetes and monitoring long-term blood sugar control.
Glucose Tolerance Test (GTT)
The GTT measures how well your body processes sugar over time. After a fasting blood sample, you drink a glucose solution and have your blood drawn at set intervals (commonly 1, 2, and sometimes 3 hours later) to diagnose diabetes