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Centre for Policy on Ageing | |
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Examination of cognitive and instrumental functional performance as indicators for driving cessation risk across 3 years | Author(s) | Michelle L Ackerman, Jerri D Edwards, Lesley A Ross |
Journal title | The Gerontologist, vol 48, no 6, December 2008 |
Pages | pp 802-810 |
Source | http://www.geron.org |
Keywords | Driving capability ; Cognitive processes ; Self care capacity ; Mental speed ; Indicators ; Longitudinal surveys ; United States of America. |
Annotation | Although vision, health and physical abilities are commonly considered when determining driving capacity, cognitive speed of processing and instrumental functional performance may be better indicators of subsequent likelihood of driving cessation across 3 years among older people. Included in the analysis for this study were 1838 participants from the US Advanced Cognitive Training for Independent and Vital Elderly (ACTIVE) study who were drivers at baseline and completed the third year assessment. Participants completed baseline assessments of sociodemographic characteristics, health, sensory function, physical function, cognitive abilities, instrumental functional performance, and depressive symptoms. Driving status was again ascertained 3 years later. Cox proportional hazard analysis was used to examine prospective predictors of driving cessation over a 3-year period. The final model indicated four significant risk factors for driving cessation: older age; poorer balance as measured by the Turn 360 degrees test; slower cognitive speed of processing as measured by the Useful Field of View test; and poorer instrumental functional performance as assessed by the Everyday Problem Test. Poor health and vision may only affect driving cessation to the extent that cognitive speed of processing and instrumental functioning are affected. (RH). |
Accession Number | CPA-090605216 A |
Classmark | OPF: DA: CA: DG: 3RI: 3J: 7T |
Data © Centre for Policy on Ageing |
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...from the Ageinfo database published by Centre for Policy on Ageing. |
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