II. Precautions
- Data listed is from studies that predated current aggressive Gestational Diabetes Management
- Current guideline-based Gestational Diabetes Management has dramatically reduced perinatal mortality
III. Epidemiology: Glucose Control related to perinatal mortality
-
General
- Overall Gestational Diabetes Perinatal Mortality: 16.3%
- Gestational Diabetic Ketoacidosis confers 50-80% perinatal mortality
- American Study (1972)
- British Study (1965)
IV. Classification: White's Classification of Diabetes (Mortality 1946-72)
- Class A (5% Mortality)
- Definition
- Abnormal Glucose Tolerance Test
- No clinical signs of Diabetes Mellitus
- Sub-classification
- A1 Diabetic: diet controlled
- A2 Diabetic: Insulin controlled
- Definition
- Class B (13.9% Mortality)
- Diabetes Mellitus diagnosed after age 20 years or
- Diabetes Mellitus present less than 10 years and
- No Peripheral Vascular Disease
- Class C (18.1% Mortality)
- Diabetes Mellitus diagnosed age 10 to 19 years or
- Diabetes Mellitus present 10-19 years and
- No Peripheral Vascular Disease
- Class D (17.9% Mortality)
- Diabetes Mellitus diagnosed under age 10 years or
- Diabetes Mellitus present more than 20 years or
- Peripheral Vascular Disease or
- Retinopthy
- Class F (35.4% Mortality)
- Nephropathy
- Class H
- Cardiac Disease
- Class R
- Proliferative Retinopathy
- Class T
- History of Transplant