*P-value less than 0.01 is considered statistically significant, #DM - Diabetes mellitus, ^GDM - Gestational diabetes mellitus, √BMI - Body mass index, ⁓FPG - Fasting plasma glucose, ®HOMA IR - Homeostatic model of assessment of insulin resistance, AGEs - Advanced glycated end products. This evidence concerns the gene INS and gestational diabetes.