Cognition and All-Cause Mortality Across the Entire Adult Age Range: Health and Lifestyle Survey
Beverly A. Shipley, MA, MPhil,
Geoff Der, MA, MSc,
Michelle D. Taylor, MSc, PhD and
Ian J. Deary, PhD, FRCPE
From the Department of Psychology, School of Philosophy, Psychology and Language Sciences, University of Edinburgh, Edinburgh, Scotland (B.A.S., M.D.T., I.J.D.); and the MRC Social and Public Health Sciences Unit, University of Glasgow, Glasgow, Scotland (G.D.).

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Figure 1. The reaction time apparatus used in the present study. See text in the Methods section for a description.
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Figure 2. Example of a visual-spatial reasoning diagram. The correct answer is 13 blocks.
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Copyright © 2006 by the American Psychosomatic Society