Weight Gain Recommendations for Chinese Women With Gestational Diabetes Mellitus

  • End date
    Jun 30, 2022
  • participants needed
  • sponsor
    Peking Union Medical College Hospital
Updated on 28 October 2021
oral glucose tolerance test


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 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.


This project is a prospective cohort study designed to investigated the changes in blood glucose and body weight in women with gestational diabetes during pregnancy. The study aimed to enroll 4000 participants, using health management app in addition to routine prenatal care. Researchers screen subjects strictly according to the exclusion and inclusion criteria and those who interested sign the informed consent. participants completed baseline questionnaire and dietary questionnaire at app under the instruction of researchers. Pregnant women come back for follow up-visit every 2 weeks until delivery. If anyone doesn't upload the weight data for a week and doesn't respond to the phone call from the researchers, she will be regarded as lost follow-up,the number of lost follow-up cases are supplemented by increasing the enrollment. Data analysis and result output finally.

Besides, part of the study conducted in Beijing has some special points which don't exsit in large cohort study: participants equipment dynamic blood glucose monitor for glycemic control and their blood samples and stool samples will be collected at 24-28, 32 and 36 gestational weeks,respectively.

Based on the description of weight gain range of pregnant women with normal blood glucose, the influence of weight gain on adverse pregnancy outcome was analyzed, and the recommended weight gain value for women with gestational diabetes was proposed in combination with Delphi expert consultation method.

Condition Diabetes (Pediatric), Gestational Weight Gain, Diabetes Mellitus, Pregnancy Complications, Gestational Diabetes, Diabetes Prevention, Diabetes Mellitus Types I and II
Treatment prenatal care for women with GDM
Clinical Study IdentifierNCT04421053
SponsorPeking Union Medical College Hospital
Last Modified on28 October 2021


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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
Singleton 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

Patients with pre-pregnancy diabetes mellitus or abnormal OGTT screening in early pregnancy
diabetic ketoacidosis,high blood sugar of high permeability anemia,leukemia, and lymphoma without clinical control
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