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Mild pediatric traumatic brain injury: a cohort study
G C Fay1, K M Jaffe, N L Polissar
1Department of Rehabilitation Medicine, Children's Hospital and Medical Center, Seattle, WA 98105.
Insights
Mild traumatic brain injury (TBI) in children shows no significant long-term deficits in intellectual, academic, or real-world functioning. This study followed children with mild TBI and matched controls, finding minimal lasting effects.
Area of Science:
- Pediatric Neurology
- Neuropsychology
- Developmental Psychology
Background:
- Traumatic brain injury (TBI) is a common injury in children.
- Understanding the long-term effects of mild TBI (mTBI) is crucial for appropriate clinical management and educational support.
Purpose of the Study:
- To investigate the long-term functional outcomes in children who sustained a mild TBI.
- To compare intellectual, neuropsychological, academic, and real-world functioning in children with mTBI versus matched controls.
Main Methods:
- Prospective cohort study design.
- Inclusion of children aged 6-15 years with closed head injuries.
- Matched controls selected based on age, gender, and premorbid functioning.
- Comprehensive assessments including intellectual, neuropsychological, academic, and parent/teacher-reported functioning.
Main Results:
- Out of 51 outcome variables, only five showed a statistically significant association with mild TBI at initial or 1-year follow-up.
- These associations were found to be very weak or implausible after adjusting for multiple comparisons.
- No clinically significant long-term deficits were identified in intellectual, neuropsychological, academic, or real-world functioning.
Conclusions:
- Mild TBI in children appears to have minimal to no clinically significant long-term impact on cognitive, academic, or daily living skills.
- Findings suggest that most children recover fully from mild TBI without lasting functional impairments.
Abstract:
Using a prospective, cohort design, we investigated whether children with mild traumatic brain injury (TBI) differed from individually matched controls on measures of intellectual, neuropsychological, academic, and "real world" functioning. Subjects included children between the ages of 6 and 15 years who sustained mild, moderate, and severe closed head injuries and were consecutively identified on presentation to the emergency departments of two regional, university medical centers. One hundred twenty-nine children were eligible for enrollment. Seventeen refused enrollment. Fifty-nine of the 112 enrolled children were classified as mildly injured. Six of these children dropped out, leaving 53 mildly injured cases for analysis. Individually matched controls from the classroom of the injured cases were identified based on age, gender, and premorbid academic achievement and behavior. Assessment measures included standardized intellectual, neuropsychological, and academic measures. Also, parent and teacher questionnaires, measuring social, educational, domestic, and community living skills were used. Among 51 outcome variables only five were significantly associated with injury at initial or 1-year testing after adjusting for multiple comparisons. However, these five associations were either very weak or implausible. Results from this study suggest that mild TBI produces virtually no clinically significant long-term deficits in intellectual, neuropsychological, academic, or "real world" functioning.