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Research Article

Age Differences in Intra-Individual Variability in Simple and Choice Reaction Time: Systematic Review and Meta-Analysis

  • Dominika Dykiert mail,

    ddykiert@staffmail.ed.ac.uk

    Affiliation: Department of Psychology, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom

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  • Geoff Der,

    Affiliations: Department of Psychology, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom, Medical Research Council Social and Public Health Sciences Unit, Glasgow, United Kingdom

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  • John M. Starr,

    Affiliation: Geriatric Medicine Unit, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom

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  • Ian J. Deary

    Affiliation: Department of Psychology, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom

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  • Published: October 11, 2012
  • DOI: 10.1371/journal.pone.0045759

About the Authors

Dominika Dykiert, Geoff Der, Ian J. Deary
Department of Psychology, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom
Geoff Der
Medical Research Council Social and Public Health Sciences Unit, Glasgow, United Kingdom
John M. Starr
Geriatric Medicine Unit, Centre for Cognitive Ageing and Cognitive Epidemiology, University of Edinburgh, Edinburgh, United Kingdom

Corresponding Author

Email: ddykiert@staffmail.ed.ac.uk

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: DD. Contributed reagents/materials/analysis tools: DD GD IJD JMS. Wrote the paper: DD. Conceived and designed the review: DD GD IJD JMS. Performed the review and data extraction: DD. Designed analysis plan: DD GD IJD JMS. Provided comments on the manuscript: GD IJD JMS.