Figure 1.
Intravenous glucose tolerance test-specific insulin concentrations at various time points. a: TNGT, hyperthyroidism with normal glucose tolerance; TIGR, hyperthyroidism with impaired glucose regulation; TDM, hyperthyroidism with diabetes mellitus. b: NGT, normal glucose tolerance control group; IGR, impaired glucose regulation control group; T2DM, type 2 diabetes mellitus control group.