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Developmental trajectories of ADHD symptoms in a large population-representative longitudinal study
Aja Louise Murray1, Hildigunnur Anna Hall1, Lydia Gabriela Speyer1
1Department of Psychology, University of Edinburgh, UK.
Psychological Medicine
|March 26, 2021
Summary
Attention-deficit/hyperactivity disorder (ADHD) symptoms show varied developmental paths. Identifying these ADHD symptom trajectories and their predictors offers clinically useful insights for understanding the disorder.
Area of Science:
- Child and Adolescent Psychiatry
- Developmental Psychology
- Behavioral Science
Background:
- Attention-deficit/hyperactivity disorder (ADHD) symptom development is heterogeneous.
- Candidate developmental subtypes of ADHD lack understanding regarding predictors and clinical significance.
Purpose of the Study:
- To identify distinct developmental trajectories of ADHD symptoms.
- To investigate early life predictors associated with these ADHD symptom trajectories.
Main Methods:
- Latent class growth analysis applied to UK Millennium Cohort Study data (N = 11,316).
- Longitudinal assessment of ADHD symptoms from ages 3 to 14.
- Identification of six distinct ADHD symptom trajectory groups.
Main Results:
- Six trajectory groups identified: unaffected, mildly affected, subclinical remitting, pre-school onset partially remitting, developmentally increasing, and pre-school onset persistent.
- Gender, conduct problems, cognitive ability, maternal education, premature birth, peer problems, and school readiness differentiated trajectories.
- Significant variation in predictors across ADHD symptom developmental paths.
Conclusions:
- Findings suggest distinct ADHD symptom trajectories can be identified.
- Differentiating these trajectories may offer clinically informative insights into ADHD.
- Early life factors play a role in shaping ADHD symptom development.
Keywords:
Attention-deficit/hyperactivity disorderdevelopmental trajectorieslatent class growth analysisonsetpersistenceremissionMore Related Videos
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