Overview

The 2009 IOM recommendation value for weight gain during pregnancy is widely used. Due to the unclear relationship between gestational diabetes mellitus and weight gain during pregnancy when formulating this recommendation value, pregnant women with gestational diabetes mellitus were excluded from the study population. Control of appropriate weight gain and control of blood glucose stability is an important part of GDM management in pregnant women. The incidence of GDM in China is about 15%-20%, and the number of pregnant women with GDM ranks first in the world. For the sake of the current and long-term health of maternal and infant, it is of great significance to explore the appropriate weight gain range and formulate the recommended value for GDM pregnant women as an independent population. This project intends to use prospective cohort study and retrospective analysis method of combining the observation of pregnant women with gestational diabetes blood sugar and weight changes, through the comparison of normal pregnant women suitable scope of weight gain, analyzes its influence on adverse pregnancy outcomes, increased the weight of gestational diabetes women recommended value is put forward, and combined with the Delphi expert consultation method for evaluation.

Eligibility

Inclusion Criteria:

• Pregnant women who have regular labor inspection and delivery in the labor inspection hospital;
• Pregnant women with gestational diabetes diagnosed by OGTT at 24 to 28 weeks of pregnancy;
• Those who can skillfully use mobile phones and other electronic devices for scientific follow-up and voluntarily record their daily weight;
• Voluntary signing of informed consent.

Exclusion Criteria:

• Pregnant women who cannot have regular labor and delivery in the hospital;
• Patients with pre-pregnancy diabetes mellitus or abnormal OGTT screening in early pregnancy;
• Metabolic diseases and diseases of the blood system without clinical control.