Table 1.

The diagnostic criteria using the 75-g 2-h OGTT in Japan

	GDM		Postpartum diabetes
Diagnostic criteria	JSOG criteria [2]	IADPSG criteria [1]	WHO criteria [3]
Glucose load	75 g	75 g	75 g
Time of the diagnosis	Until June 2010	From June 2010
Fasting PG	≥100 mg/dl	≥92 mg/dl	≥126
1-h PG	≥180 mg/dl	≥180 mg/dl	N/A
2-h PG	≥150 mg/dl	≥153 mg/dl	≥200
Required to diagnose GDM	Two or more abnormal values	One abnormal value or more	One abnormal value or more

OGTT oral glucose tolerance test, GDM gestational diabetes, JSOG Japan Society of Obstetrics and Gynecology, IADPSG Internal Association of Diabetes and Pregnancy Study Group, WHO World Health Organization, PG plasma glucose, N/A, not addressed