A1C to Blood Sugar Conversion Formula:
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The A1C to blood sugar conversion calculates estimated average glucose (eAG) from hemoglobin A1C percentage. This provides an average blood glucose level that corresponds to the A1C measurement over the past 2-3 months.
The calculator uses the conversion formula:
Where:
Explanation: This linear equation converts the A1C percentage to an average blood glucose value that patients can more easily relate to their daily glucose monitoring.
Details: Converting A1C to eAG helps patients better understand their diabetes control by translating the A1C result into familiar blood glucose units (mg/dL) that correspond to their daily glucose meter readings.
Tips: Enter the A1C percentage value (typically between 4-14%). The calculator will provide the estimated average glucose in mg/dL.
Q1: What is the normal range for A1C?
A: Normal A1C is below 5.7%. 5.7-6.4% indicates prediabetes, and 6.5% or higher indicates diabetes.
Q2: How accurate is the eAG conversion?
A: The conversion provides a good estimate of average glucose, but individual variations in glucose patterns may cause differences from actual average glucose levels.
Q3: Why convert A1C to eAG?
A: Many patients find it easier to understand their diabetes control when expressed as average blood glucose (mg/dL) rather than as a percentage.
Q4: How often should A1C be tested?
A: Typically every 3-6 months for people with diabetes, depending on treatment stability and control goals.
Q5: Can eAG replace daily glucose monitoring?
A: No, eAG provides an average but doesn't show glucose variability or hypoglycemic episodes that are important for diabetes management.