Figure 1

Plasma glucose, insulin and C-peptide and glucose infusion rates (GIR) during the IVGTT in women (a) and men (b) and the hyperinsulinemia euglycemia clamp (HIEG) in women (c) and men (d), the two-component test of the Botnia clamp. Sex difference at *P⩽0.05 and **P⩽0.01.