PLOD1 and gestational diabetes: Abbreviations: B = Regression coefficient; BMI = body mass index; CI = Confidence Interval for OR; GDM = gestational diabetes mellitus; HDL = high-density lipoproteins; LDL = low-density lipoproteins; LH = luteinizing hormone; OR = odds ratio; ROC = receiver operating characteristic; TC = total cholesterol; TG = triglycerides.