IL6 and gestational diabetes: Multivariable analysis showed that HCMV positive (OR = 1.851; 95% CI [1.425–2.403]; P < 0.001), IL-6 (OR = 1.010; 95% CI [1.002–1.018]; P = 0.013), and IL-1β (OR = 1.410; 95% CI [1.348–1.474]; P < 0.001) were all significantly correlated with GDM.