Fig. 1. The age-standardized prevalence of diabetes in adults aged ≥30 years from the Korean National Health and Nutrition Examination Survey 2001 to 2014. Age standardization was done using the Korean population in the year 2010. Cases of diabetes mellitus were defined as subjects who were users of antidiabetic medication, including insulin, at the point of the survey or had 8-hour fasting plasma glucose levels ≥126 mg/dL. (A) The overall prevalence of diabetes mellitus in adults aged ≥30 years was shown according to gender. The prevalence in men and women was presented by a circle and square with a standardized error bar, respectively. (B) The prevalence of diabetes mellitus in adults aged 30 to 59 years and ≥60 years was presented with black and gray bars, respectively.