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J Neurol Neurosurg Psychiatry 2001;71:6-7 doi:10.1136/jnnp.71.1.6a
  • Editorial commentary

Cognitive function in the oldest old: women perform better than men

  1. N JOHNSON
  1. Department of Psychiatry, Cognitive Neurology and Alzheimer's Disease Center, Northwestern University Medical School, 320 EAST Superior Steet, Suite 11–499, Chicago, IL 60611–3010, USA

      In the paper by van Exel et al in this issue (pp 29–32),1 the authors examine the influence of sex and formal education on cognitive functioning in a community based sample of subjects over the age of 85. Based on the cognitive reserve theory of dementia, the authors hypothesise that women would be expected to score more poorly than men on cognitive tests due to a lower level of formal education.

      Previous studies provide support for the theory that a lower educational level is a risk factor for …

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