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Table 1 Diabetes Mellitus diagnostic criteria.

From: Validation of diabetes mellitus and hypertension diagnosis in computerized medical records in primary health care

Diabetes mellitus diagnostic criteria
• Fasting plasma glucose ≥ 126 mg/dl (7.0 mmol/l).
• Symptoms of hyperglycemia (polyuria, polydipsia, and unexplained weight loss) and a casual (random) plasma glucose ≥ 200 mg/dl (11.1 mmol/l).
• 2-h plasma glucose ≥ 200 mg/dl (11.1 mmol/l) during the 75 g oral glucose tolerance test.
• On therapy for Diabetes mellitus and previous diagnosis of Diabetes Mellitus in medical records.
• Gestational diabetes mellitus:
   - To make a diagnosis of Gestational diabetes mellitus, at least two of the following plasma glucose values must be found in the 100 g oral glucose tolerance test:
■ Fasting plasma glucose: ≥ 95 mg/dl
■ 1 h: ≥ 180 mg/dl
■ 2 h: ≥ 155 mg/dl
■ 3 h: ≥ 140 mg/dl.
   - On therapy for Diabetes mellitus and diagnosis of Gestational diabetes mellitus in medical records.
  1. * In the absence of unequivocal hyperglycemia, these criteria should be confirmed by repeat testing on a different day.