Table 1. Characteristics of the six children with impaired glucose tolerance (IGT) or impaired fasting glucose (IFG) at the study visit, when blood glucose (BG, mg/dl) was measured at 0, 30, 60, 90, and 120 minutes after OGTT.

Legend: Body mass index (BMI) percentiles were defined according to German reference data. In one subject, no HOMA insulin sensitivity (IS) index could be calculated due to missing insulin measurements.