Impact of perinatal weight change on long-term obesity and obesity-related illnesses
Brenda L Rooney1, Charles W Schauberger, Michelle A Mathiason
1Gundersen Lutheran Medical Center, La Crosse, Wisconsin 54601, USA. blrooney@gundluth.org
Insights
Excessive pregnancy weight gain and not losing weight postpartum can lead to midlife obesity. This weight status predicts diabetes and heart disease, highlighting the long-term health implications of perinatal weight changes.
Area of Science:
- Reproductive Health
- Metabolic Health
- Cardiovascular Health
Background:
- Perinatal weight changes significantly influence maternal health outcomes.
- Understanding long-term impacts of pregnancy weight is crucial for preventative strategies.
Purpose of the Study:
- To assess the 15-year impact of perinatal weight changes on obesity and related illnesses.
- To identify predictors of long-term weight gain and disease development post-pregnancy.
Main Methods:
- Longitudinal study of 795 women, tracking weight and health status for 15 years postpartum.
- Data collected via medical record review, including prenatal visits, postpartum checks, and disease incidence.
Main Results:
- Pregnancy weight gain, postpartum weight loss, and baseline BMI predicted 15-year BMI and weight gain.
- Breastfeeding >12 weeks and postpartum aerobic exercise were associated with lower BMI and weight gain.
- 13% developed diabetes/prediabetes; 30% developed cardiovascular issues (heart disease, hypertension, dyslipidemia).
- Baseline BMI and 15-year weight change predicted these diseases; smoking also predicted cardiovascular disease.
Conclusions:
- Excessive pregnancy weight gain and failure to achieve postpartum weight loss are indicators of midlife obesity.
- Obesity status and weight gain predict diabetes and heart disease, though pregnancy weight changes alone are not direct predictors.
Objective:
To estimate the impact of perinatal weight change on obesity, weight gain, and development of obesity-related illnesses 15 years after pregnancy.
Methods:
Pregnancy-related factors and weights of 795 women were recorded at first prenatal visit and 6 months postpartum and were available through medical record review at 4, 10, and 15 years. Obesity-related illnesses were recorded 15 years later.
Results:
A total of 484 (61%) original cohort members were available for follow-up. Weight gain during pregnancy, weight loss by 6 months postpartum, and baseline body mass index (BMI) were all related to current BMI and weight gain at follow-up. Women who breastfed beyond 12 weeks and participated in postpartum aerobic exercise had lower BMI and weight gain 15 years later. By follow-up, 13% had developed diabetes or prediabetes. Thirty percent had developed heart disease, hypertension, or dyslipidemia. Baseline BMI and weight change over 15 years were significant predictors of both diseases. Smoking status at last follow-up was also a significant predictor of heart disease or pre-heart disease.
Conclusion:
Excess pregnancy weight gain and failure to lose weight in an appreciable time are indicators of obesity in midlife. Excess weight gain and obesity status are predictors of diabetes and heart disease, although pregnancy-related weight changes alone are not directly related.
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