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The Brief Perceived Cognitive Impairment Scale-Korean (BPCIS-K) is a reliable tool for assessing cognitive impairment in cancer patients. This validated scale helps clinicians identify issues with concentration, memory, and executive functions.

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Area of Science:

  • Oncology
  • Neuropsychology
  • Psychometrics

Background:

  • Cognitive impairment is a significant concern for cancer patients, necessitating brief, practical assessment tools.
  • Existing measures may not adequately capture the nuances of cognitive difficulties experienced by this population.

Purpose of the Study:

  • To evaluate the reliability and validity of the Brief Perceived Cognitive Impairment Scale-Korean (BPCIS-K).
  • To establish the BPCIS-K as a dependable instrument for assessing cognitive function in cancer patients.

Main Methods:

  • The study involved 249 cancer patients from a university hospital.
  • Reliability was assessed using Cronbach's alpha and item-total correlations.
  • Validity was examined through confirmatory factor analysis, Pearson correlations with established cognitive and fatigue scales, and t tests for known-group comparisons.

Main Results:

  • The BPCIS-K demonstrated high internal consistency reliability (Cronbach's α = .92).
  • Factor analysis confirmed a unidimensional structure.
  • The scale showed strong negative correlation with a cognitive function measure (r = -0.91) and moderate correlation with a fatigue measure (r = -0.52).
  • Significant differences in perceived impairment were found between demographic and treatment groups.

Conclusions:

  • The BPCIS-K is a valid and reliable measure for assessing perceived cognitive impairment in cancer patients.
  • The scale effectively captures deficits in concentration, memory, and executive functions.
  • This provides clinicians and researchers with a practical tool for managing cognitive issues in cancer care.