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Investigating Information Search by People with Cognitive Disabilities

Published: 01 June 2015 Publication History

Abstract

The ability to gather information online has become increasingly important in the past decades. Previous research suggests that people with cognitive disabilities experience challenges when finding information on websites. Although a number of studies examined the impact of various design guidelines on information search by people with cognitive disabilities, our knowledge in this topic remains limited. To date, no study has been conducted to examine how people with cognitive disabilities navigate in different content structures. We completed an empirical study to investigate the impact of different search methods and content structures on the search behavior of people with cognitive disabilities. 23 participants with various cognitive disabilities completed 15 information search tasks under three conditions: browsing a website with a deep structure (4 × 4 × 4 × 4), browsing a website with a broad structure (16 × 16), and searching through a search engine. The results suggest that the participants overwhelmingly preferred the search engine method to the two browsing conditions. The broad structure resulted in significantly higher failure rates than the search engine condition and the deep structure condition. The causes of failed search tasks were analyzed in detail. Participants frequently visited incorrect categories in both the deep structure and the broad structure conditions. However, it was more difficult to recover from incorrect categories on the lower-level pages in the broad structure than in the deep structure. Under the search engine condition, failed tasks were mainly caused by difficulty in selecting the correct link from the returned list, misspellings, and difficulty in generating appropriate search keywords.

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Published In

cover image ACM Transactions on Accessible Computing
ACM Transactions on Accessible Computing  Volume 7, Issue 1
June 2015
77 pages
ISSN:1936-7228
EISSN:1936-7236
DOI:10.1145/2786939
Issue’s Table of Contents
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Association for Computing Machinery

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Publication History

Published: 01 June 2015
Accepted: 01 January 2015
Revised: 01 January 2015
Received: 01 January 2014
Published in TACCESS Volume 7, Issue 1

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  1. Cognitive disabilities
  2. information search

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  • (2024)Understanding Online Job and Housing Search Practices of Neurodiverse Young Adults to Support Their IndependenceProceedings of the 2024 CHI Conference on Human Factors in Computing Systems10.1145/3613904.3642578(1-14)Online publication date: 11-May-2024
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