The prevalence of GDM varies from 1-20%, and is rising worldwide, parallel to the increment in the prevalence of obesity and type 2 diabetes mellitus (T2DM).5 The amount of GDM varies in direct proportion to the prevalence of T2DM in a given population, or ethnic group. The prevalence rates for GDM are higher for African, Hispanic, Indian, and Asian women than for Caucasian women.5,6 Recently, the prevalence of GDM has increased by 2-3 folds, ranging from 8.9-53.4%.7-16 This is mainly due to the adoption of the new criteria proposed by the IADPSG on screening, and diagnosis of GDM.3 The IADPSG recommends universal screening for GDM, and requires