Rationale, Design, and Baseline Characteristics of Beijing Prediabetes Reversion Program: A Randomized Controlled Clinical Trial to Evaluate the Efficacy of Lifestyle Intervention and/or Pioglitazone in Reversion to Normal Glucose Tolerance in Prediabetes

Figure 2

Density plots of HbA1c, fasting plasma glucose, postprandial glucose, and body mass index by age categories at randomization.