INS and type 2 diabetes mellitus: Plasma insulin levels were significantly greaterin the MS group (21.0 ± 6 μLU/mL) relative to T2DM (9.1± 5 μLU/mL) and healthy groups (8.8 ± 5 μLU/mL) (p < 0.029), both without significantdifference (p = 0.956) (Figure 3C).