Deconstructing negative symptoms of schizophrenia: avolition-apathy and diminished expression clusters predict clinical presentation and functional outcome.
Gregory P. Strauss,William P. Horan,Brian Kirkpatrick,Bernard A. Fischer,Bernard A. Fischer,William R. Keller,Pinar Miski,Robert W. Buchanan,Robert W. Buchanan,Michael F. Green,William T. Carpenter,William T. Carpenter +11 more
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TLDR
It is suggested that distinct subgroups of patients with elevated AA or DE can be identified within the broader diagnosis of schizophrenia and that these subgroups show clinically meaningful differences in presentation.About:
This article is published in Journal of Psychiatric Research.The article was published on 2013-06-01 and is currently open access. It has received 343 citations till now. The article focuses on the topics: Avolition & Apathy.read more
Citations
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Neuroimaging of social motivation during winning and losing: Associations with social anhedonia across the psychosis spectrum
Amy M. Jimenez,Peter E. Clayson,Arpi S. Hasratian,Junghee Lee,Eric A. Reavis,Jonathan K. Wynn,Michael F. Green,William P. Horan +7 more
TL;DR: In this article , a team-based fMRI task was conducted on individuals with psychosis spectrum disorders, 27 unaffected siblings, and 37 control participants, where participants received performance feedback paired with the expressive face of a teammate or opponent.
Journal ArticleDOI
The motivation and pleasure deficits but not expressivity affects social functioning through cognitive function in male patients with schizophrenia: A structural equation model.
C. Huang,Long-yan Ni,Si-qin Zhang,Yufeng Qiu,Jianing Hu,Ju Gao,Miao Yu,Xiaowei Tang,Chao Zhou,XiaoBin Zhang,Xiangrong Zhang,Xinyu Fang +11 more
TL;DR: In this paper , the authors compared cognitive function and social functioning in male schizophrenia patients with deficit syndrome (DS) and non-DS, and explored the associations among two different dimensions of negative symptoms (motivation and pleasure (MAP) and expressivity (EXP) deficits), cognitive function, and social function base on a Structural Equation Model (SEM).
Journal ArticleDOI
Exploring neuropsychological underpinnings of poor communication after traumatic brain injury: The role of apathy, disinhibition and social cognition.
M. Filipčíková,Ha Trong Quang,Anneli Cassel,Lillian Darke,Emily J Wilson,Travis A Wearne,Hannah Rosenberg,Skye McDonald +7 more
TL;DR: In this paper , the role of emotional dysregulation and social cognition in producing impaired communicative competence post traumatic brain injury (TBI) is not well understood, and the importance of remediation to target behavioural and autonomic dysregulation as a means to improve everyday social function is highlighted.
Dissertation
Profiling Ultra High Risk for Psychosis
TL;DR: This thesis seeks to clarify how research exploring differences demonstrated by cannabis and ketamine users on measures and tasks related to the psychosis prodrome can contribute to understanding the factors involved in this stage of Psychosis development.
Journal ArticleDOI
Social affective forecasting and social anhedonia in schizophrenia-spectrum disorders: a daily diary study
Bridget Shovestul,A. B. Saxena,Stephanie Reda,Emily Dudek,Chenwei Wu,J. Steven Lamberti,David Dodell-Feder +6 more
TL;DR: In this paper , the authors used daily diary methods to examine social affective forecasting in schizophrenia-spectrum disorders (SSDs) and the association between SAF and SA in 34 SSD and 43 non-SSD individuals and found that individuals with SSDs are less accurate in forecasting negative but not positive emotions, for future social interactions.
References
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The Brief Psychiatric Rating Scale
John E. Overall,Donald R. Gorham +1 more
TL;DR: The Brief Psychiatric Rating Scale (BRS) as mentioned in this paper was developed to provide a rapid assessment technique particularly suited to the evaluation of patient change, and it is recommended for use where efficiency, speed, and economy are important considerations.
Book
Cluster Analysis
TL;DR: This fourth edition of the highly successful Cluster Analysis represents a thorough revision of the third edition and covers new and developing areas such as classification likelihood and neural networks for clustering.
Book
Cluster analysis
TL;DR: Cluster analysis is a multivariate procedure for detecting natural groupings in data that resembles discriminant analysis in one respect—the researcher seeks to classify a set of objects into subgroups although neither the number nor members of the subgroups are known.
Journal ArticleDOI
Negative Symptoms in Schizophrenia: Definition and Reliability
TL;DR: The developed Scale for the Assessment of Negative Symptoms has excellent interrater reliability and the five symptom complexes defined by the scale have good internal consistency, which indicates that the conceptual organization of the scale is also cohesive.
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