Cited by 12Schizophrenia research and treatmentMental Health and PsychiatryPsychoanalysis and Psychopathology Research

Correlates of insight with symptomatology and executive function in patients with first-episode schizophrenia-spectrum disorder: A longitudinal perspective

Chan, Sherry Kit Wa, Chan, Kevin Ka Shing, Hui, Christy Lai, Wong, Gloria Hoi Yan, Chang, Wing Chung, Lee, Edwin Ho Ming, Tang, Jennifer Yee Man, Chen, Eric Yu Hai·2014·Psychiatry Research

Abstract

The present study aimed to examine the relationships of insight with symptomatology and executive function, both cross-sectionally and longitudinally in patients with first-episode schizophrenia-spectrum disorders. Ninety-two medication-naïve patients were recruited and 71 completed the assessments. Insight, symptoms and executive function were assessed at baseline, 6 months and 1 year. Insight was measured with the abridged version of Scale of Unawareness of Mental Disorder (SUMD). Symptoms were assessed using the Positive and Negative Syndrome Scale (PANSS). Executive function was measured with the Modified Wisconsin Card Sorting Test (MCST). The most significant improvement of insight and symptomatology was found over the first 6 months, whereas the perseverative errors of MCST were significantly improved between 6 and 12 months. Differential correlations of perseverative errors of the MCST and PANSS scores with SUMD were found at different time points. This suggests the involvement of different mechanisms in insight deficit at different stages of the illness. The baseline MCST perseverative errors were correlated significantly with the SUMD total score at 6 months and the change of SUMD scores over the first 6 months. Although the variance explained was small, it suggests better set-shifting capacity facilitates the improvement of insight at an early stage of the illness.

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Crossref · 10.1016/j.psychres.2013.11.028

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Authors
Chan, S. K. W., Chan, K. K. S., Hui, C. L., Wong, G. H. Y., Chang, W. C., Lee, E. H. M., Tang, J. Y. M., & Chen, E. Y. H.
Affiliations
Queen Mary Hospital (CN)
Corresponding author
Chan, Sherry Kit Wa
Venue
Psychiatry Research
Publisher
Elsevier BV
Published
2014-05
Volume
216
Issue
2
Pages
177-184
ISSN
0165-1781 (ISSN-L)
OpenAlex
W1973094019
Cited by
12
References
91
Citations by year
2022: 1 · 2020: 2 · 2018: 3 · 2017: 1 · 2016: 1 · 2015: 4
FWCI
1.18
Type
journal article
Language
en
Open access
closed
Locations
  • Psychiatry Research (publishedVersion)
  • PubMed (publishedVersion)
  • The HKU Scholars Hub (University of Hong Kong) (submittedVersion)
Topics
  • Health Sciences › Medicine › Psychiatry and Mental health › Schizophrenia research and treatment
  • Social Sciences › Arts and Humanities › Philosophy › Mental Health and Psychiatry
  • Social Sciences › Psychology › Clinical Psychology › Psychoanalysis and Psychopathology Research
Keywords
insight, first-episode schizophrenia, schizophrenia spectrum disorders, executive function, perseverative errors, set-shifting, symptom change, clinical course, drug-naive patients, Wisconsin Card Sorting Test
MeSH terms
Adult, Female, Humans, Longitudinal Studies, Male, Neuropsychological Tests, Schizophrenia, Schizophrenic Psychology, Executive Function

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