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
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Metamotivation Therapy: Is it time to Focus on Metamotivation in Severe Mental Illness?
Marie C. Hansen,Enid Gertmenian,David A. Lynch,Srishti Sardana,Tiffany Herlands,Alice Medalia +5 more
TL;DR: In this paper, the authors proposed a meta-motivation therapy approach for severe mental illness (SMI) by using the novel approach of enhancing metamotivation and executive functioning skills.
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Negative schizotypy is associated with impaired episodic but not semantic coding in a conditional learning task
TL;DR: The authors found negative schizotypy reflected the expression of a cognitive phenotype that impaired episodic (configural) representation formation, which may reflect variation in semantic or episodic declarative coding.
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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