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Published on: August 25, 2014
Behavioral problems and cognitive performance at 5 years of age after very preterm birth: the EPIPAGE Study
Malika Delobel-Ayoub1, Catherine Arnaud, Mélanie White-Koning
1Institut National de la Santé et de la Recherche Médicale, U558, 37 Allées Jules Guesde, 31073 Toulouse Cedex, France. carnaud@cict.fr.
Insights
Very preterm children exhibit significantly more behavioral problems than term-born children. These issues persist even after accounting for cognitive development and environmental factors, highlighting the need for early screening.
Area of Science:
- Developmental Pediatrics
- Child Psychology
- Epidemiology
Background:
- Behavioral problems are a concern in childhood development.
- Preterm birth is a known risk factor for adverse neurodevelopmental outcomes.
Purpose of the Study:
- To compare behavioral problem frequency in very preterm and term children at age 5.
- To investigate associations with cognitive impairment and environmental factors.
- To determine if group differences persist after adjustment.
Main Methods:
- Prospective population-based cohort study (EPIPAGE) of preterm (22-32 weeks gestation) and term infants.
- Behavioral problems assessed at 5 years using the Strengths and Difficulties Questionnaire in 1102 very preterm and 375 term singletons.
- Data included cognitive development, maternal well-being, and sociodemographic factors.
Main Results:
- Very preterm children had a twofold higher prevalence of hyperactivity/inattention, emotional symptoms, and peer problems.
- Behavioral problems correlated with low cognitive performance, developmental delay, hospitalizations, young maternal age, and poor maternal mental well-being.
- Preterm children remained at higher risk for behavioral problems post-adjustment.
Conclusions:
- Cognitive impairment strongly relates to behavioral problems, but very preterm children face elevated risk independently.
- Early screening for behavioral issues is crucial for very preterm infants.
- Maternal well-being requires focused attention in this population.
Objectives:
We compared the frequency of behavioral problems in very preterm and term children at 5 years of age. We hypothesized that behavioral problems would be associated with cognitive impairment and environmental factors and that differences between the 2 groups would be reduced but persist after adjusting for cognitive performance and environmental factors.
Patients And Methods:
The Etude Epidémiologique sur les Petits Ages Gestationnels (EPIPAGE) study was a prospective population-based cohort study that included all births occurring between 22 and 32 weeks' gestation and a control group of infants born at 39 to 40 weeks' gestation in 1997 in 9 French regions. Neonatal and obstetrics data were collected at birth. At 5 years of age, sociodemographic status and neurodevelopmental and cognitive development of the children, as well as maternal mental well-being, were assessed. The behavioral problems of 1102 very preterm and 375 term singletons without major impairments were studied by using the parent-completed Strengths and Difficulties Questionnaire.
Results:
Parents of very preterm children reported significantly more behavioral problems, with a twofold higher prevalence compared with term children for hyperactivity/inattention, emotional symptoms, and peer problems. Behavioral problems were associated with low cognitive performance, developmental delay, hospitalizations of the child, young maternal age, and poor maternal mental well-being. Very preterm children were still at higher risk of behavioral problems compared with term children after adjustment for cognitive performance and all others factors.
Conclusions:
Behavioral problems were strongly related to cognitive impairment, but very preterm children were still at higher risk even after adjusting for cognitive performance. Early screening for behavioral problems should be encouraged for all very preterm children, and maternal well-being should also be the focus of special attention.
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