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Maternal Prepregnancy Overweight: Associations With Maternal and Offspring Weight 4-7 Years Postpartum
Ning Yuan1, Dan Zhao1, Xiumei Xu1
1Department of Endocrinology, Peking University International Hospital, Beijing, China, pku.edu.cn.
Journal of Diabetes Research
|February 9, 2026
Summary
Prepregnancy overweight and obesity are strongly linked to persistent maternal weight issues up to 7 years postpartum. This highlights the critical role of preconception weight management for long-term maternal health.
Area of Science:
- Maternal and Child Health
- Obesity Research
- Public Health
Background:
- Prepregnancy overweight and obesity pose risks for gestational complications.
- Limited research exists on the medium- to short-term impact on mothers and offspring.
- This study investigates the link between prepregnancy weight status and postpartum weight issues.
Purpose of the Study:
- To examine the association between prepregnancy overweight/obesity and maternal/offspring weight status 4-7 years postpartum.
- To identify the long-term consequences of prepregnancy weight on maternal and child health.
- To emphasize the significance of preconception care for weight management.
Main Methods:
- Prospective cohort study of 112 mother-child pairs.
- Assessment of anthropometric and metabolic parameters 4-7 years postpartum.
- Classification based on prepregnancy body mass index (BMI): overweight/obese vs. underweight/normal weight.
Main Results:
- Mothers with prepregnancy overweight/obesity had higher rates of overweight/obesity at follow-up (78.58% vs. 13.10%).
- Offspring of overweight/obese mothers showed a higher prevalence of obesity (17.86% vs. 7.14%).
- Prepregnancy overweight/obesity strongly predicted maternal overweight/obesity at follow-up (OR=30.70), but not offspring obesity (OR=1.49).
Conclusions:
- Prepregnancy overweight and obesity are significantly associated with persistent maternal weight issues 4-7 years postpartum.
- Preconception weight management is a crucial preventive health strategy.
- Further research may explore interventions to mitigate long-term weight consequences.
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