Metadata
- Code
- HBA1C
- Unit
- %
- Category
- Metabolic Panel
- Subcategory
- —
- Name (Russian)
- Гликированный гемоглобин
Reference Ranges
| Range type | Value |
|---|---|
| Male reference | 4–5.6 % |
| Female reference | 4–5.6 % |
| Optimal | 4.8–5.6 % |
Sex-specific reference ranges from the registry. Generic reference_range column is not used.
Provenance
Source documentation pending — reference ranges are under citation review.
Interpretation
- Low
- Rare, may indicate hemolytic conditions
- Optimal
- Excellent long-term glucose control
- High
- Indicates chronic hyperglycemia
Used in Patterns
This biomarker contributes to the Insulin Resistance Detection model card.
Validation Snapshot
NHANES 2015–2016 distribution (N=5,992): n_valid 5,441 / 5,992; mean 5.82%, median 5.5%, p95 7.9%; 37.4% classified high (≥5.7%).
Age gradient: 18–39: 13.7% high; 60+: 60.2% high.
Source: Independent audit harness, NHANES 2015–2016 (commit c10afe8)