Community Answer

Answered by Dr. Emily Carter, MD

Diabetes levels are typically measured using the following tests:

  • A1C Test: This blood test measures your average blood sugar levels over the past 2-3 months. Results are given as a percentage:

    • Normal: Below 5.7%
    • Prediabetes: 5.7% to 6.4%
    • Diabetes: 6.5% or above
  • Fasting Plasma Glucose (FPG) Test: This test measures blood sugar after an overnight fast. Results are categorized as:

    • Normal: Less than 100 mg/dL
    • Prediabetes: 100 to 125 mg/dL
    • Diabetes: 126 mg/dL or higher
  • Oral Glucose Tolerance Test (OGTT): This test measures blood sugar before and after drinking a glucose-rich drink. Results are interpreted as:

    • Normal: Less than 140 mg/dL after 2 hours
    • Prediabetes: 140 to 199 mg/dL after 2 hours
    • Diabetes: 200 mg/dL or higher after 2 hours
  • Random Blood Sugar Test: This test measures blood sugar at any time, regardless of when you last ate. A result of 200 mg/dL or higher suggests diabetes.

For accurate diagnosis and monitoring, consult your healthcare provider to determine which test is most appropriate for you.

Last updated: 12/18/2024

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