Fig. 1From: The possible role of visceral fat in early pregnancy as a predictor of gestational diabetes mellitus by regulating adipose-derived exosomes miRNA-148 family: protocol for a nested case-control study in a cohort studyTechnical roadmap of this research projectNote: inclusion criteria: singleton pregnancy, first antenatal visit is 4–12 weeks of gestation and aged 20 years and above. Exclusion criteria: multiple pregnancy, no definite time of last menstruation, have kidney and other endocrine diseases, combined with cardiovascular and cerebrovascular diseases and important organ dysfunction and those who can’t complete the follow-up. control group: non-GDM participantsBack to article page