The Adult Reading History Questionnaire (ARHQ) in Icelandic
This article describes psychometric testing of an Icelandic adaptation of the Adult Reading History Questionnaire (ARHQ), designed to detect a history of reading difficulties indicative of dyslexia. Tested in a large and diverse sample of 2,187 adults, the Icelandic adaptation demonstrated internal...
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crsagepubl:10.1177/0022219413478662 2024-10-13T14:08:25+00:00 The Adult Reading History Questionnaire (ARHQ) in Icelandic Psychometric Properties and Factor Structure Bjornsdottir, Gyda Halldorsson, Jonas G. Steinberg, Stacy Hansdottir, Ingunn Kristjansson, Kristleifur Stefansson, Hreinn Stefansson, Kari 2013 http://dx.doi.org/10.1177/0022219413478662 https://journals.sagepub.com/doi/pdf/10.1177/0022219413478662 https://journals.sagepub.com/doi/full-xml/10.1177/0022219413478662 en eng SAGE Publications https://journals.sagepub.com/page/policies/text-and-data-mining-license Journal of Learning Disabilities volume 47, issue 6, page 532-542 ISSN 0022-2194 1538-4780 journal-article 2013 crsagepubl https://doi.org/10.1177/0022219413478662 2024-10-01T04:11:28Z This article describes psychometric testing of an Icelandic adaptation of the Adult Reading History Questionnaire (ARHQ), designed to detect a history of reading difficulties indicative of dyslexia. Tested in a large and diverse sample of 2,187 adults, the Icelandic adaptation demonstrated internal consistency reliability (Cronbach’s alpha = .92) and test–retest reliability ( r = .93). Validity was established by comparing scores of adults who as children received ICD-10 diagnoses of specific reading disorder (F81.0; n = 419) to those of adults defined as nondyslexics ( n = 679). ROC curve analysis resulted in an area under the curve of .92 (95% CI = .90, .93, p < .001) and a cutoff score of .43 with sensitivity of 84.5% and specificity of 83.7%. An exploratory factor analysis ( n = 2,187) suggested three subscales, Dyslexia Symptoms, Current Reading, and Memory, the mean scores of which differed significantly among diagnosed dyslexics, relatives of dyslexics, and population controls. Our results support the applicability of the ARHQ in Icelandic as a self-report screening tool for adult dyslexia in Iceland. Article in Journal/Newspaper Iceland SAGE Publications Journal of Learning Disabilities 47 6 532 542 |
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description |
This article describes psychometric testing of an Icelandic adaptation of the Adult Reading History Questionnaire (ARHQ), designed to detect a history of reading difficulties indicative of dyslexia. Tested in a large and diverse sample of 2,187 adults, the Icelandic adaptation demonstrated internal consistency reliability (Cronbach’s alpha = .92) and test–retest reliability ( r = .93). Validity was established by comparing scores of adults who as children received ICD-10 diagnoses of specific reading disorder (F81.0; n = 419) to those of adults defined as nondyslexics ( n = 679). ROC curve analysis resulted in an area under the curve of .92 (95% CI = .90, .93, p < .001) and a cutoff score of .43 with sensitivity of 84.5% and specificity of 83.7%. An exploratory factor analysis ( n = 2,187) suggested three subscales, Dyslexia Symptoms, Current Reading, and Memory, the mean scores of which differed significantly among diagnosed dyslexics, relatives of dyslexics, and population controls. Our results support the applicability of the ARHQ in Icelandic as a self-report screening tool for adult dyslexia in Iceland. |
format |
Article in Journal/Newspaper |
author |
Bjornsdottir, Gyda Halldorsson, Jonas G. Steinberg, Stacy Hansdottir, Ingunn Kristjansson, Kristleifur Stefansson, Hreinn Stefansson, Kari |
spellingShingle |
Bjornsdottir, Gyda Halldorsson, Jonas G. Steinberg, Stacy Hansdottir, Ingunn Kristjansson, Kristleifur Stefansson, Hreinn Stefansson, Kari The Adult Reading History Questionnaire (ARHQ) in Icelandic |
author_facet |
Bjornsdottir, Gyda Halldorsson, Jonas G. Steinberg, Stacy Hansdottir, Ingunn Kristjansson, Kristleifur Stefansson, Hreinn Stefansson, Kari |
author_sort |
Bjornsdottir, Gyda |
title |
The Adult Reading History Questionnaire (ARHQ) in Icelandic |
title_short |
The Adult Reading History Questionnaire (ARHQ) in Icelandic |
title_full |
The Adult Reading History Questionnaire (ARHQ) in Icelandic |
title_fullStr |
The Adult Reading History Questionnaire (ARHQ) in Icelandic |
title_full_unstemmed |
The Adult Reading History Questionnaire (ARHQ) in Icelandic |
title_sort |
adult reading history questionnaire (arhq) in icelandic |
publisher |
SAGE Publications |
publishDate |
2013 |
url |
http://dx.doi.org/10.1177/0022219413478662 https://journals.sagepub.com/doi/pdf/10.1177/0022219413478662 https://journals.sagepub.com/doi/full-xml/10.1177/0022219413478662 |
genre |
Iceland |
genre_facet |
Iceland |
op_source |
Journal of Learning Disabilities volume 47, issue 6, page 532-542 ISSN 0022-2194 1538-4780 |
op_rights |
https://journals.sagepub.com/page/policies/text-and-data-mining-license |
op_doi |
https://doi.org/10.1177/0022219413478662 |
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Journal of Learning Disabilities |
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47 |
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6 |
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532 |
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542 |
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1812815109235408896 |