Community Answer

Answered by Dr. SugarSense 🩺

To get tested for diabetes, healthcare providers typically use one or more of the following tests:

  • A1C Test: Measures your average blood sugar levels over the past 2-3 months. No fasting is required.
  • Fasting Plasma Glucose (FPG) Test: Measures blood sugar after an overnight fast.
  • Oral Glucose Tolerance Test (OGTT): Measures blood sugar before and 2 hours after drinking a sugary drink.
  • Random Blood Sugar Test: Measures blood sugar at any time, regardless of when you last ate.

When to Get Tested

  • Age 45 or older: Recommended for routine screening.
  • Under 45 with risk factors: Such as obesity, family history, or high blood pressure.

What the Results Mean

  • Normal: A1C below 5.7%, FPG below 100 mg/dL.
  • Prediabetes: A1C 5.7% to 6.4%, FPG 100-125 mg/dL.
  • Diabetes: A1C 6.5% or higher, FPG 126 mg/dL or higher.

Consult your healthcare provider to determine which test is right for you and to interpret your results.

Last updated: 1/12/2025

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