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Exploring the Effects of Working Memory on Time Perception in Attention Deficit Hyperactivity Disorder
1Department of Speech Language Pathology and Audiology, Chung Shan Medical University, Taiwan; Department of Pediatrics, Chung Shan Medical University Hospital, Taiwan.
Psychological Reports
|February 9, 2018
Summary
Children with attention deficit hyperactivity disorder (ADHD) show deficits in time perception, but this may stem from working memory challenges. The study found that working memory, not ADHD itself, significantly impacts time discrimination abilities.
Area of Science:
- Cognitive Psychology
- Neurodevelopmental Disorders
- Child Psychiatry
Background:
- Children with Attention Deficit Hyperactivity Disorder (ADHD) often exhibit impaired time perception.
- A significant correlation exists between working memory capacity and time perception abilities.
- Working memory deficits may underlie the observed time perception difficulties in ADHD.
Purpose of the Study:
- To investigate the relationship between working memory and time perception in children with ADHD.
- To determine if working memory deficits account for the time perception impairments in ADHD.
- To explore the interdependent nature of time perception and working memory in this population.
Main Methods:
- Fifty-six children diagnosed with ADHD and a control group of healthy children participated.
- Participants completed standardized tasks assessing both working memory and time perception.
- Statistical analyses were performed to examine the association between these cognitive functions, controlling for intelligence.
Main Results:
- Children with ADHD demonstrated poorer time discrimination compared to controls.
- A strong association was found between performance on time perception and working memory tasks.
- After accounting for working memory and intelligence, the difference in time discrimination between ADHD and control groups was no longer significant.
Conclusions:
- The findings suggest that working memory deficits play a crucial role in the time perception difficulties observed in children with ADHD.
- Time perception and working memory appear to have an interdependent relationship in the context of ADHD.
- Interventions targeting working memory may potentially improve time perception in children with ADHD.
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