“…However, in the stated report, the prevalence of GD in Korea was 2.0%, Thailand -2.0% and U.S. Caucasians -2.3%. One large study of women with GD showed that an increased incidence of GD was associated with age over 35, thin or obese prepregnancy weight, previous stillbirth, previous spontaneous or induced abortion, previous low-or high-birth-weight infant and chronic hypertension (Johnstone, 1999;Hossein-Nezhad et al, 2007) found the age distribution and GD prevalence in 15-24 age group was 0.39% and 2.68% in the 35-45 age group. The authors reported 33.33% of women with GD who had a positive family history of diabetes, compared with 10.3% of women in the normal group (p < 0.0001).…”