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Related Experiment Video

Updated: Jul 9, 2026

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique

Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique

Published on: September 7, 2022

Hyperlink format, categorization abilities and memory span as contributors to deaf users hypertext access.

Inmaculada Fajardo¹, Inmaculada Farjardo, Barbara Arfé

¹Manchester Business School, Booth Street West, Manchester, UK. ifajardo@manchester.ac.uk

Journal of Deaf Studies and Deaf Education

|November 29, 2007

Summary

Deaf students navigated graphical hypertext faster than verbal hypertext, suggesting a visual-matching strategy. Web search and working memory tasks showed group differences but no direct task relation.

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Area of Science:

Human-Computer Interaction
Cognitive Psychology
Accessibility Research

Background:

Understanding how deaf individuals interact with digital environments is crucial for inclusive design.
Previous research suggests potential differences in information processing between deaf and hearing individuals.
Hypertext navigation relies on visual cues and working memory, areas where differences may manifest.

Purpose of the Study:

To compare the hypertext search performance of deaf and hearing students.
To investigate the influence of link format (graphical vs. textual) on search efficiency.
To explore the relationship between working memory capacity and hypertext search strategies.

Main Methods:

Sixty deaf and hearing students completed a hypertext search task in a simulated supermarket.
Participants used either graphical or textual links.
Working memory (spatial and verbal) and categorization tasks were also administered.

Main Results:

Deaf students showed faster search times in graphical hypertext compared to verbal hypertext when page visits were controlled.
No significant differences in accuracy were found between groups across formats.
Deaf students were generally slower in both web search and categorization tasks than hearing students.

Conclusions:

Deaf users may employ a visual-matching strategy over a semantic approach in hypertext navigation.
Spatial working memory capacity is linked to faster graphical hypertext search for deaf individuals.
Findings highlight the importance of considering modality-specific cognitive strategies in web design for accessibility.