Interactional synchrony and negative symptoms: an outcome study of body-oriented psychotherapy for schizophrenia

Objective: We sought to assess the efficacy of a manualized body-oriented psychotherapy (BPT) intervention for schizophrenia, by focusing on improvement of negative symptoms and on changes in interactional synchrony. We also explored aspects of a phenomenological theory of schizophrenia, which state...

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Bibliographic Details
Main Authors: Galbusera, Laura (Author) , Finn, Michael T. (Author) , Fuchs, Thomas (Author)
Format: Article (Journal)
Language:English
Published: 2018
In: Psychotherapy research
Year: 2016, Volume: 28, Issue: 3, Pages: 457-469
ISSN:1468-4381
DOI:10.1080/10503307.2016.1216624
Online Access:Verlag, Volltext: https://doi.org/10.1080/10503307.2016.1216624
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Author Notes:Laura Galbusera, Michael T. Finn, & Thomas Fuchs
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Summary:Objective: We sought to assess the efficacy of a manualized body-oriented psychotherapy (BPT) intervention for schizophrenia, by focusing on improvement of negative symptoms and on changes in interactional synchrony. We also explored aspects of a phenomenological theory of schizophrenia, which states that negative symptoms should be understood within an encompassing disturbance of subjectivity and intersubjectivity. Method: Sixteen persons with schizophrenia participated in 10 weeks of BPT. General psychiatric symptomatology and negative symptoms were assessed before and after therapy. Interactional synchrony was assessed via cross-correlations of movements between patient and interviewer in interviews conducted before and after therapy. Results: Psychiatric symptomatology and negative symptoms significantly improved with a medium effect size. We also demonstrated a significant increase in interactional synchrony with a strong effect size. Post hoc analyses showed a significant increase only with open-ended interviews conducted by the same interviewer. Furthermore, we explored the correlation between negative symptoms and interactional synchrony, finding a large inverse relationship. Conclusions: BPT for schizophrenia may effectively reduce patients’ negative symptoms and psychiatric symptomatology. Moreover, it may yield some recovery of pre-reflective social relations. Further evidence of the specific relation between negative symptoms and interactional synchrony would support a phenomenologically informed holistic view of schizophrenia.
Item Description:Published online: 12 Aug 2016
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Physical Description:Online Resource
ISSN:1468-4381
DOI:10.1080/10503307.2016.1216624