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Published on: June 28, 2024
Maternal recurrent pregnancy loss is associated with an increased risk for long-term neurological morbidity in
Dorit Paz Levy1, Tamar Wainstock2, Eyal Sheiner1
1Department of Obstetrics and Gynecology, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer-Sheva, Israel.
Insights
Maternal history of recurrent pregnancy loss (RPL) is linked to increased neurological issues in children. This includes higher rates of epilepsy and developmental disorders, indicating a significant long-term impact on offspring neurological health.
Area of Science:
- Obstetrics and Gynecology
- Pediatric Neurology
- Reproductive Medicine
Background:
- Recurrent pregnancy loss (RPL) affects a significant number of pregnancies.
- The long-term neurological health implications for offspring of mothers with RPL are not fully understood.
Purpose of the Study:
- To investigate the association between a maternal history of recurrent pregnancy loss (RPL) and the long-term neurological health of offspring.
Main Methods:
- A population-based cohort analysis included singletons born between 1991-2014.
- Neurological morbidity (cognitive, motor, psychiatric disorders) up to age 18 was compared between children of mothers with and without RPL history.
- Survival curves and a Weibull multivariable survival model were used to analyze cumulative incidence and control for confounders.
Main Results:
- Children born to mothers with RPL showed significantly higher incidences of epilepsy and developmental disorders.
- Maternal RPL was independently associated with childhood epilepsy (aHR 1.23) and developmental disorders (aHR 2.41).
Conclusions:
- Maternal history of recurrent pregnancy loss is independently associated with increased long-term neurological morbidity in offspring.
- Hospitalizations for epilepsy and developmental disorders are more frequent in children whose mothers experienced RPL.
Aim:
To determine whether maternal history of recurrent pregnancy loss (RPL) impacts on the long-term neurological health of the offspring.
Method:
A population-based cohort analysis was performed, including all singletons born between 1991 and 2014 at a single regional tertiary centre. Neurological morbidity up to age 18 years (including cognitive, motor, and psychiatric disorders) in children born to mothers with and without a history of RPL was compared. Cumulative neurological morbidity incidence was compared with survival curves and a Weibull multivariable survival model to control for follow-up time and relevant confounders.
Results:
A total of 242 187 deliveries met the inclusion criteria during the study period, 5% (n=12 182) of which were in mothers with RPL. Epilepsy and developmental disorders were significantly more common in the group with RPL (0.95 vs 0.74/1000 person-years [p=0.009] and 0.22 vs 0.09/1000 person-years [p<0.001]). The survival curves demonstrated significantly higher cumulative incidences of epilepsy and developmental disorders in the group with RPL. The multivariable model exhibited an independent association between maternal RPL and childhood epilepsy (adjusted hazard ratio 1.23; 95% confidence interval 1.01-1.50) and developmental disorders in the offspring (adjusted hazard ratio 2.41; 95% confidence interval 1.60-3.64).
Interpretation:
A history of maternal RPL appears to be independently associated with long-term neurological morbidity of the offspring.
What This Paper Adds:
Hospitalizations for epilepsy and developmental disorders are significantly more common among children of mothers with a history of recurrent pregnancy loss.
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