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ERIC Number: EJ1222739
Record Type: Journal
Publication Date: 2019-Aug
Pages: 13
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-0012-1649
EISSN: N/A
Available Date: N/A
No Evidence for a Common Factor Underlying Visual Abilities in Healthy Older People
Shaqiri, Albulena; Pilz, Karin S.; Cretenoud, Aline F.; Neumann, Konrad; Clarke, Aaron; Kunchulia, Marina; Herzog, Michael H.
Developmental Psychology, v55 n8 p1775-1787 Aug 2019
The world's population is aging at an increasing rate. Even in the absence of neurodegenerative disorders, healthy aging affects perception and cognition. In the context of cognition, common factors are well established. Much less is known about common factors for vision. Here, we tested 92 healthy older and 104 healthy younger participants in 19 visual tests (including visual search and contrast sensitivity) and three cognitive tests (including verbal fluency and digit span). Unsurprisingly, younger participants performed better than older participants in almost all tests. Surprisingly, however, the performance of older participants was mostly uncorrelated between visual tests, and we found no evidence for a common factor.
American Psychological Association. Journals Department, 750 First Street NE, Washington, DC 20002. Tel: 800-374-2721; Tel: 202-336-5510; Fax: 202-336-5502; e-mail: order@apa.org; Web site: http://www.apa.org
Publication Type: Journal Articles; Reports - Research
Education Level: Higher Education; Postsecondary Education
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers - Location: Georgia Republic; Switzerland
Identifiers - Assessments and Surveys: Wisconsin Card Sorting Test
Grant or Contract Numbers: N/A
Author Affiliations: N/A