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The high sensitivity cognitive screen.

B S Fogel1

  • 1Department of Psychiatry and Human Behavior, Brown University, Providence, Rhode Island.

International Psychogeriatrics
|January 1, 1991
PubMed
Summary
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The High Sensitivity Cognitive Screen (HSCS) offers a sensitive bedside cognitive test to detect mild delirium and prodromal disorders. Its comprehensive assessment and high accuracy make it valuable for various patient populations.

Area of Science:

  • Neuroscience
  • Gerontology
  • Psychiatry

Background:

  • Brief cognitive screening tests often have ceiling effects, limiting their utility for mild cognitive impairments.
  • Detecting mild delirious states and prodromal disorders requires sensitive assessment tools.

Purpose of the Study:

  • To introduce the High Sensitivity Cognitive Screen (HSCS) as a potential solution to the limitations of existing cognitive screening tests.
  • To evaluate the HSCS's utility in detecting and measuring mild cognitive impairments.

Main Methods:

  • The HSCS is a bedside test administered in approximately 25 minutes.
  • It assesses six key neuropsychological domains: memory, language, attention/concentration, visual/motor, spatial, and self-regulation/planning.

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Main Results:

  • The HSCS demonstrated adequate reliability.
  • Concurrent validity studies showed high accuracy rates (93% and 87%) in classifying comprehensive neuropsychological testing results.
  • HSCS performance correlated with EEG results in psychiatric inpatients and functional status in HIV-infected individuals.

Conclusions:

  • The HSCS effectively overcomes ceiling effects common in other brief cognitive tests.
  • Its brevity, convenience, and high sensitivity make it suitable for research with elderly and chronically ill populations.