INTRODUCTION: Much confusion surrounds screening for glucose intolerance during pregnancy. METHOD: Pregnant women registered for ANC by PHMs in the Homagama DDHS area between 01/04/2003 – 30/09/ 2003 (n= 853), were subjected to selected screening tests: random urinary Benedict’s test, random urinary dipstick test, post prandial urinary Benedict’s test, post prandial urinary dipstick test, fasting capillary blood glucose (cut off = 74mg/dl), presence of risk factors (American Diabetic Association), 2h post prandial capillary blood glucose (cut off= 130 mg/dl) and OGTT at POA of 24-28 weeks. All screening tests were validated against the OGTT (2 hour 75g Gold standard). Capillary whole blood glucose estimation was by Accutrend glucometer and results interpreted according to WHO criteria. (Post prandial = 2h post 75g glucose) RESULTS: Validity of screening tests to detect gestational diabetes …