Head Injury and ADHD in Young Children
Author Information
Author(s): Keenan Heather T, Hall Gillian C, Marshall Stephen W
Primary Institution: University of Utah
Hypothesis
Medically attended head injury in young children may be causal in the later development of attention deficit hyperactivity disorder.
Conclusion
Medically attended head injury before age 2 does not seem to be causal in the development of ADHD, but may be a marker for subsequent diagnosis.
Supporting Evidence
- Children with head injuries were diagnosed with ADHD at a younger median age than those with burn injuries.
- The risk of ADHD diagnosis was similar for children with head injuries and those with burn injuries.
- Injured children were more likely to be male and from more deprived backgrounds.
Takeaway
If a young child has a head injury, it doesn't mean they will definitely have ADHD later; it might just be a sign of other issues.
Methodology
Retrospective cohort study using a longitudinal UK general practice dataset.
Potential Biases
Possible underdiagnosis or misdiagnosis of ADHD due to lack of formal psychiatric evaluation.
Limitations
Lack of detail about the seriousness of the injury event and potential bias in ADHD diagnosis.
Participant Demographics
Children registered in the health improvement network database from birth until their 10th birthday.
Statistical Information
P-Value
p<0.05
Confidence Interval
1.5 to 2.5
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website