The study found that specific polymorphisms—IL-1β −511 C/T, IL-10 −1082 G/A, IL-6 −174 G/C, TNF-α −308 G/A, and IFN-γ +874 A/T—were significantly associated with an increased risk of GDM (p < 0.05). Here, IL1B is linked to gestational diabetes.