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Letters Cognitive assessment of older people

Routine test batteries for cognitive impairment in older people may not be cost effective

BMJ 2011; 343 doi: (Published 04 October 2011) Cite this as: BMJ 2011;343:d6330
  1. Michael Marks, core medical trainee1
  1. 1St Thomas’ Hospital, London SE1 7EH, UK
  1. michael.marks{at}

Young and colleagues provide guidance on assessing cognitive impairment in older people, including the use of a battery of tests to establish the underlying cause.1 The value of such exhaustive test batteries, however, is not well validated.

Brodaty tested consecutive patients attending a memory disorders clinic.2 No patient had “significant relevant abnormalities” …

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