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HelpTest Code 0202531 Hemoglobin A1c, Blood
Methodology
Enzymatic
Performing Laboratory
Alomere Health Hospital Laboratory
Specimen Requirements
Specimen Type: Whole blood
Collection Container/Tube: Lavender top (EDTA)
Specimen Volume: Tube must be at least half full
Specimen Minimum Volume: 1 mL
Specimen Transport Temperature
Refrigerated
Reference Values
Hemoglobin A1c: <5.7%
Prediabetes: 5.7-6.4%
Diabetes: 6.5% or higher
Factors such as duration of diabetes, adherence to therapy, and age of the patient should be considered in assessing the degree of control. Also, hemoglobin A1c values may be affected by recent transfusion of packed red blood cells.
|
Hemoglobin A1c (%) |
Degree of Glucose Control Index |
|
>8% |
Action suggested* |
|
7-8% |
Good control |
|
<7% |
Goal |
|
6-7% |
Near-normal glycemia |
|
<6% |
Non-diabetic level |
|
* “Action Suggested” depends on individual patient status. |
|
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
83036