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    Comparing the network structure of ICD-11 PTSD and complex PTSD in three African countries


    Levin, Yafit, Hyland, Philip, Karatzias, Thanos, Shevlin, Mark, Bachem, Rahel, Maercker, Andreas and Ben-Ezra, Menachem (2021) Comparing the network structure of ICD-11 PTSD and complex PTSD in three African countries. Journal of Psychiatric Research, 136. pp. 80-86. ISSN 00223956

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    Abstract

    Background Symptom network analysis has become an essential tool for researchers and clinicians investigating the structure of mental disorders. Two methods have been used; one relies on partial correlations, and the second relies on zero order correlations with forced-directed algorithm. This combination was used to examine symptom connections for ICD-11 Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD) as the symptoms for these disorders have been known to be organized in a multi-dimensional and hierarchical fashion. We aimed to examine whether networks of ICD-11 CPTSD symptoms reproduced across samples from three African countries. Methods We produced network models based on data from 2524 participants in Nigeria (n = 1018), Kenya (n = 1006), and Ghana (n = 500). PTSD and CPTSD symptoms were measured using the International Trauma Questionnaire (Cloitre et al., 2018). Results The CPTSD network analysis using force-directed method alongside partial correlations based on Gaussian Graphical Models (GGM) revealed the multidimensional-hierarchal structure of CPTSD. The within-cluster symptoms of Disturbances in Self Organization (DSO) and PTSD were strongly correlated with each other in all networks, and the cross-cluster symptoms were lower. The most central symptom was ‘feelings of worthlessness’, a symptom of Negative Self-Concept that is part of the CPTSD cluster. The networks were very similar across the three countries. Conclusions Findings support the ICD-11 model of PTSD and CPTSD in three African countries.
    Item Type: Article
    Additional Information: Cite as: Yafit Levin, Philip Hyland, Thanos Karatzias, Mark Shevlin, Rahel Bachem, Andreas Maercker, Menachem Ben-Ezra, Comparing the network structure of ICD-11 PTSD and complex PTSD in three African countries, Journal of Psychiatric Research, Volume 136, 2021, Pages 80-86, ISSN 0022-3956, https://doi.org/10.1016/j.jpsychires.2021.01.041.
    Keywords: Trauma; PTSD; CPTSD; Stress related disorders; Methodology
    Academic Unit: Assisting Living & Learning,ALL institute
    Faculty of Science and Engineering > Psychology
    Item ID: 16738
    Identification Number: 10.1016/j.jpsychires.2021.01.041
    Depositing User: Philip Hyland
    Date Deposited: 22 Nov 2022 14:29
    Journal or Publication Title: Journal of Psychiatric Research
    Publisher: Science Direct
    Refereed: Yes
    Related URLs:
    URI: https://mural.maynoothuniversity.ie/id/eprint/16738
    Use Licence: This item is available under a Creative Commons Attribution Non Commercial Share Alike Licence (CC BY-NC-SA). Details of this licence are available here

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