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Hypoglycemia levels 1–3

Endocrinology

Also known as: Hypoglykämie-Level 1–3 (ADA/IHSG) · Hipoglisemi seviyeleri 1–3 · Hypoglycaemia levels 1–3 (ADA / International Hypoglycaemia Study Group)

What it is for

Classification of hypoglycaemia in people with diabetes by measured glucose (plasma, capillary or continuous glucose monitoring) and by clinical severity.

Classification

CategoryDescription
Level 1glucose <70 mg/dl (<3.9 mmol/l) and ≥54 mg/dl (≥3.0 mmol/l) (alert value).
Level 2glucose <54 mg/dl (<3.0 mmol/l): clinically significant hypoglycaemia; neuroglycopenic symptoms begin at about this level.
Level 3severe event with altered mental and/or physical status needing another person's assistance for recovery, whatever the glucose value.

Source

6. Glycemic Goals, Hypoglycemia, and Hyperglycemic Crises: Standards of Care in Diabetes—2026

ADA · Diabetes Care 2026;49(Suppl 1):S132–S149

DOI: 10.2337/dc26-S006

PMID: 41358894

Edition
ADA Standards of Care in Diabetes 2026 (section 6); levels proposed by the International Hypoglycaemia Study Group (IHSG) 2017
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