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Published on: November 19, 2012
Executive functions and social competence in young children 6 months following traumatic brain injury
Kalaichelvi Ganesalingam1, Keith Owen Yeates, H Gerry Taylor
1The Research Institute, Nationwide Children's Hospital, Department of Pediatrics, Ohio State University, Columbus, OH 43205, USA.
Insights
Severe traumatic brain injury (TBI) in young children negatively impacts executive functions and social competence. Executive functions are an important determinant of social competence after TBI.
Area of Science:
- Pediatric Neuropsychology
- Developmental Psychology
- Child Neurology
Background:
- Traumatic brain injury (TBI) in early childhood can have lasting effects.
- Understanding the impact of TBI on cognitive and social development is crucial.
- Executive functions and social competence are key developmental domains affected by TBI.
Purpose of the Study:
- To examine the effects of TBI in young children on executive functions and social competence.
- To investigate the role of executive functions as a predictor of social competence post-TBI.
Main Methods:
- Prospective, longitudinal study of children aged 3-7 years with severe TBI, moderate TBI, or orthopedic injuries (OI).
- Neuropsychological tests and parent ratings assessed executive functions (e.g., Delayed Alternation, Shape School, BRIEF).
- Parent ratings on multiple scales measured social competence (e.g., ABAS, PB S, HCSBS).
Main Results:
- Children with severe TBI showed poorer outcomes in executive functions and social competence compared to OI group.
- Neuropsychological tests had weak correlations with parent-rated executive functions.
- Parent-rated executive functions strongly predicted social competence, though shared variance was noted.
Conclusions:
- Severe TBI in young children adversely affects executive functions and social competence.
- Executive functions appear to be a significant determinant of social competence following pediatric TBI.
Objective:
This study examined the impact of traumatic brain injury (TBI) in young children on executive functions and social competence, and particularly on the role of executive functions as a predictor of social competence.
Method:
Data were drawn from a prospective, longitudinal study. Participants were children between the ages of 3 years 0 months and 6 years 11 months at time of injury. The initial sample included 23 with severe TBI, 64 with moderate TBI, and 119 with orthopedic injuries (OI). All participants were assessed at 3 and 6 months postinjury. Executive functions were assessed using neuropsychological tests (Delayed Alternation task and Shape School) and parent ratings on the Behavior Rating Inventory of Executive Function and Child Behavior Questionnaire. Parents rated children's social competence on the Adaptive Behavior Assessment System, Preschool and Kindergarten Behavior Scales, and Home and Community Social Behavior Scales.
Results:
Children with severe TBI displayed more negative outcomes than children with OI on neuropsychological tests, ratings of executive functions, and ratings of social competence (η² ranged from .03 to .11). Neuropsychological tests of executive functions had significant but weak relationships with behavioral ratings of executive functions (ΔR² ranged from .06 to .08). Behavioral ratings of executive functions were strongly related to social competence (ΔR² ranged from .32 to .42), although shared rater and method variance likely contributed to these associations.
Conclusions:
Severe TBI in young children negatively impacts executive functions and social competence. Executive functions may be an important determinant of social competence following TBI.
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