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A Dual Task Procedure Combined with Rapid Serial Visual Presentation to Test Attentional Blink for Nontargets
Published on: December 5, 2014
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The attentional blink in typically developing and reading-disabled children
Barry J A de Groot1, Kees P van den Bos1, Bieuwe F van der Meulen1
1Department of Special Education and Clinical Educational Sciences, University of Groningen, 9712 TS Groningen, The Netherlands.
Journal of Experimental Child Psychology
|June 17, 2015
Summary
Selective visual attention, measured by the attentional blink (AB) in rapid serial visual presentation (RSVP) tasks, impacts word reading (WR) skills in children. General RSVP processing, not just AB, predicts WR differences in reading-disabled groups.
Area of Science:
- Cognitive Psychology
- Developmental Psychology
- Educational Psychology
Background:
- Individual differences in reading skills are influenced by various cognitive factors.
- The attentional blink (AB), a deficit in perceiving a second target when presented shortly after a first, is a key aspect of selective visual attention.
- Understanding the relationship between attentional blink and reading abilities is crucial for identifying and supporting children with reading difficulties.
Purpose of the Study:
- To investigate whether the attentional blink (AB) in a rapid serial visual presentation (RSVP) task explains individual differences in word reading (WR) and phonological skills.
- To examine these relationships in typically developing children and distinct subgroups of reading-disabled children.
- To explore the impact of prolonged testing on different reading groups.
Main Methods:
- A dual-target RSVP task was used to measure the attentional blink (AB) in 407 Dutch school children (Grades 3-6).
- Children were classified into typically developing (TD), reading disabilities only (RD-only), RD with attention problems (RD+ADHD), and RD with specific language impairment (RD+SLI) groups.
- Standardized Dutch tests assessed word reading (WR), phonemic awareness (PA), and alphanumeric rapid naming (RAN).
Main Results:
- General rapid serial visual presentation (RSVP) task performance significantly predicted word reading (WR) performance, even after controlling for phonemic awareness (PA) and rapid naming (RAN).
- Group differences were observed for the minimum attentional blink (AB(minimum)) parameter, but not for AB width or amplitude, except in the RD+SLI group.
- A group by measurement interaction indicated that RD-only and comorbid groups showed differential sensitivity to prolonged testing sessions.
Conclusions:
- General factors in rapid serial visual presentation (RSVP) processing, rather than solely the attentional blink (AB), appear to underlie group differences in word reading (WR) abilities.
- The findings highlight the complexity of visual attention in reading development and difficulties.
- Reading-disabled children, particularly those with comorbid conditions, may have unique attentional profiles affecting their reading performance.
