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Development of a Virtual Reality Assessment of Everyday Living Skills
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An ecologically valid performance-based social functioning assessment battery for schizophrenia.

Chuan Shi1, Yi He, Eric F C Cheung

  • 1Neuropsychology and Applied Cognitive Neuroscience Laboratory, Key Laboratory of Mental Health, Institute of Psychology, Chinese Academy of Sciences, 16 Lincui Road, Beijing 100101, China; University of Chinese Academy of Sciences, Beijing, China; Institute of Mental Health, Peking University, 51 Hua Yuan Bei Road, Beijing 100191, China; Key Laboratory of Mental Health, Ministry of Health, Peking University, Beijing, China.

Psychiatry Research
|October 16, 2013
PubMed
Summary
This summary is machine-generated.

This study validated the Beijing Performance-based Functional Ecological Test (BJ-PERFECT) to assess real-world functioning in individuals with schizophrenia in China. The BJ-PERFECT shows good reliability and distinguishes functional impairments, particularly in work ability.

Keywords:
Everyday functioningNegative symptomNeurocognitionRecoverySchizophrenia

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Area of Science:

  • Psychiatry
  • Neuroscience
  • Rehabilitation Medicine

Background:

  • Evaluating real-world functioning in schizophrenia is crucial for treatment and recovery.
  • Cultural differences necessitate culturally specific assessment tools for social functioning.
  • Existing instruments may not adequately capture the nuances of everyday life for Chinese individuals with schizophrenia.

Purpose of the Study:

  • To validate the Beijing Performance-based Functional Ecological Test (BJ-PERFECT) as an ecologically valid measure of everyday functioning in schizophrenia within the Chinese context.
  • To assess the psychometric properties, including reliability and validity, of the BJ-PERFECT.
  • To identify factors influencing functional outcomes in schizophrenia.

Main Methods:

  • The study involved 50 adults with schizophrenia and 37 healthy controls, with 15 controls re-tested for reliability.
  • Participants completed the BJ-PERFECT, the University of California, San Diego, Performance-based Skill Assessment-Brief version (UPSA-B), and the MATRICS Consensus Cognitive Battery (MCCB).
  • The BJ-PERFECT was finalized to include transportation, financial management, and work ability subdomains.

Main Results:

  • The BJ-PERFECT demonstrated good test-retest and inter-rater reliability.
  • A significant correlation was found between BJ-PERFECT total scores and UPSA-B scores.
  • Individuals with schizophrenia performed significantly worse than controls, especially in the work ability domain.

Conclusions:

  • The BJ-PERFECT is a reliable and valid tool for assessing everyday functioning in schizophrenia in a Chinese setting.
  • Functional outcomes in schizophrenia are influenced by premorbid functioning, negative symptoms, and specific neurocognitive domains like processing speed, visual learning, and attention.
  • The BJ-PERFECT's focus on ecologically valid tasks provides valuable insights into functional impairments and guides rehabilitation efforts.