Table 1—

Study group allocation

GroupPopulationGlucose challenge testOral glucose tolerance test
TreatmentSelection
Fasting1, 2, 3 h
IMild GDM≥135 mg/dlNormalPositiveYesRandomized
AMild GDM≥135 mg/dlNormalPositiveNoRandomized
II
BNon-GDM≥135 mg/dlNormalNormalNoMatched to I and IIA
Non-GDM<120 mg/dlN/ANormalNoMatched to I
  • Reprinted with permission from Landon et al. (5).