Although no significant differences were noted for obestatin, the median value for the GDM-G1 subgroup was lower (0.14 ng/mL), but not significantly, than values observed for GDM-G2 (0.36 ng/mL) and non-GDM (0.30 ng/mL) cohorts, respectively (Figure 1, Table 2). Here, GHRL is linked to gestational diabetes.