Table 3.

Screening procedure and diagnostic criteria used in the projects

WDF project number	Country	Test used	Cut-off values	Universal or selective	Approximate number of pregnant women screened for GDM
04-067	India, Tamil Nadu	75 g OGTT	Plasma glucose	Universal	12,056
			2 h OGTT ≥ 140 mg/dl (7.8 mmol/l)
06-196	Cuba	Fasting non-challenge test confirmed by a 75 g OGTT	Plasma glucose Fasting ≥ 100 mg/dl (5.6 mmol/l) 2h OGTT ≥ 140 mg/dl (7.8 mmol/l)	Universal	25,066
06-207	Sudan	Random non-challenge test	Blood glucose ≥ 120 mg/dl (6.7 mmol/l)	Selective	7,551
07-278	Cameroon	Fasting non-challenge test with borderline cases confirmed by 75 g OGTT	Blood glucose Fasting > 92 mg/dl (5.1 mmol/l) Fasting: 80–92 mg/dl (4.4–5.1 mmol/l) → OGTT Plasma glucose 1-h OGTT ≥ 180 mg/dl (10.0 mmol/l) 2-h OGTT ≥ 153 mg/dl (8.5 mmol/l)	Universal	12,000
08-312	India, Tamil Nadu	75 g OGTT (irrespective of fasting or non fasting)	Plasma glucose 2 h ≥ 140 mg/dl (7.8 mmol/l)	Universal	12,500
08-381	India, Karnataka	50 g GCT confirmed by 75 g OGTT	Plasma glucose GCT ≥ 130mg/dl (7.2 mmol/l)→OGTT Fasting ≥ 92 mg/dl (5.1 mmol/l) 1 h OGTT ≥ 180mg (10.0 mmol/l) 2 h OGTT ≥ 153 mg/dl (8.5 mmol/l)	Universal	2,054
09-436	Kenya	75 g OGTT	Plasma glucose Fasting ≥ 126 mg/dl (7.0 mmol/l) 2 h OGTT ≥ 140 mg/dl (7.8 mmol/l)	Selective	NA
10-517	China	75 g OGTT OR Fasting non-challenge test confirmed by 75 g OGTT	Plasma glucose Fasting ≥ 92 mg/dl (5.1 mmol/l) → OGTT 1-h OGTT ≥ 180 mg/dl (10.0 mmol/l) 2-h OGTT ≥ 153 mg/dl (8.5 mmol/l)	Universal	26,459
10-551	India, Punjab	75 g OGTT	Plasma glucose 2-h OGTT ≥ 140 mg/dl (7.8 mmol/l)	Universal	1,150