IGF1 and type 2 diabetes mellitus: Gal-3 concentration correlated significantly with age (rho = 0.281; p = 0.012), gender (rho = 0.220; p = 0.049), serum peptide C levels (rho = 0.957; p = 0.006), and serum IGF-1 levels (rho = −0.417; p < 0.001) in all patients, and for patients T2D-, it also correlated significantly with fasting plasma glucose levels (rho = −0.406; p = 0.009).