Replicability and generalizability of PTSD networks: A cross-cultural multisite study of PTSD symptoms in four trauma patient samples

Publikation: Bidrag til tidsskriftTidsskriftartikelfagfællebedømt

Standard

Replicability and generalizability of PTSD networks : A cross-cultural multisite study of PTSD symptoms in four trauma patient samples. / Fried, Eiko I.; Eidhof, Marloes B.; Palic, Sabina; Costantini, Giulio; Huisman-van Dijk, Hilde M.; Bockting, Claudi L. H.; Engelhard, Iris; Armour, Cherie; Nielsen, Anni Brit Sternhagen; Karstoft, Karen-Inge.

I: Clinical Psychological Science, Bind 6, Nr. 3, 2018, s. 335-351.

Publikation: Bidrag til tidsskriftTidsskriftartikelfagfællebedømt

Harvard

Fried, EI, Eidhof, MB, Palic, S, Costantini, G, Huisman-van Dijk, HM, Bockting, CLH, Engelhard, I, Armour, C, Nielsen, ABS & Karstoft, K-I 2018, 'Replicability and generalizability of PTSD networks: A cross-cultural multisite study of PTSD symptoms in four trauma patient samples', Clinical Psychological Science, bind 6, nr. 3, s. 335-351. https://doi.org/10.1177/2167702617745092

APA

Fried, E. I., Eidhof, M. B., Palic, S., Costantini, G., Huisman-van Dijk, H. M., Bockting, C. L. H., Engelhard, I., Armour, C., Nielsen, A. B. S., & Karstoft, K-I. (2018). Replicability and generalizability of PTSD networks: A cross-cultural multisite study of PTSD symptoms in four trauma patient samples. Clinical Psychological Science, 6(3), 335-351. https://doi.org/10.1177/2167702617745092

Vancouver

Fried EI, Eidhof MB, Palic S, Costantini G, Huisman-van Dijk HM, Bockting CLH o.a. Replicability and generalizability of PTSD networks: A cross-cultural multisite study of PTSD symptoms in four trauma patient samples. Clinical Psychological Science. 2018;6(3):335-351. https://doi.org/10.1177/2167702617745092

Author

Fried, Eiko I. ; Eidhof, Marloes B. ; Palic, Sabina ; Costantini, Giulio ; Huisman-van Dijk, Hilde M. ; Bockting, Claudi L. H. ; Engelhard, Iris ; Armour, Cherie ; Nielsen, Anni Brit Sternhagen ; Karstoft, Karen-Inge. / Replicability and generalizability of PTSD networks : A cross-cultural multisite study of PTSD symptoms in four trauma patient samples. I: Clinical Psychological Science. 2018 ; Bind 6, Nr. 3. s. 335-351.

Bibtex

@article{33c53ae7f38c49068c4cc522fc034089,
title = "Replicability and generalizability of PTSD networks: A cross-cultural multisite study of PTSD symptoms in four trauma patient samples",
abstract = "The growing literature conceptualizing mental disorders like Posttraumatic Stress Disorder (PTSD) as networks of interacting symptoms faces three key challenges. Prior studies predominantly used (a) small samples with low power for precise estimation, (b) non-clinical samples, and (c) single samples. This renders network structures in clinical data, and the extent to which networks replicate across datasets, unknown. To overcome these limitations, the present cross-cultural multisite study estimated regularized partial correlation networks of 16 PTSD symptoms across four datasets of traumatized patients receiving treatment for PTSD (total N=2,782). Despite differences in culture, trauma-type and severity of the samples, considerable similarities emerged, with moderate to high correlations between symptom profiles (0.43-0.82), network structures (0.62-0.74), and centrality estimates (0.63-0.75). We discuss the importance of future replicability efforts to improve clinical psychological science, and provide code, model output, and correlation matrices to make the results of this paper fully reproducible.",
keywords = "Faculty of Health and Medical Sciences, PTSD, Screening, Assessment, Validation, Military, post-deployment mental health, PTSD, Networks, Methodology, Symptoms, Cross-cultural, Multisite study",
author = "Fried, {Eiko I.} and Eidhof, {Marloes B.} and Sabina Palic and Giulio Costantini and {Huisman-van Dijk}, {Hilde M.} and Bockting, {Claudi L. H.} and Iris Engelhard and Cherie Armour and Nielsen, {Anni Brit Sternhagen} and Karen-Inge Karstoft",
year = "2018",
doi = "10.1177/2167702617745092",
language = "English",
volume = "6",
pages = "335--351",
journal = "Clinical Psychological Science",
issn = "2167-7026",
publisher = "Association for Psychological Science",
number = "3",

}

RIS

TY - JOUR

T1 - Replicability and generalizability of PTSD networks

T2 - A cross-cultural multisite study of PTSD symptoms in four trauma patient samples

AU - Fried, Eiko I.

AU - Eidhof, Marloes B.

AU - Palic, Sabina

AU - Costantini, Giulio

AU - Huisman-van Dijk, Hilde M.

AU - Bockting, Claudi L. H.

AU - Engelhard, Iris

AU - Armour, Cherie

AU - Nielsen, Anni Brit Sternhagen

AU - Karstoft, Karen-Inge

PY - 2018

Y1 - 2018

N2 - The growing literature conceptualizing mental disorders like Posttraumatic Stress Disorder (PTSD) as networks of interacting symptoms faces three key challenges. Prior studies predominantly used (a) small samples with low power for precise estimation, (b) non-clinical samples, and (c) single samples. This renders network structures in clinical data, and the extent to which networks replicate across datasets, unknown. To overcome these limitations, the present cross-cultural multisite study estimated regularized partial correlation networks of 16 PTSD symptoms across four datasets of traumatized patients receiving treatment for PTSD (total N=2,782). Despite differences in culture, trauma-type and severity of the samples, considerable similarities emerged, with moderate to high correlations between symptom profiles (0.43-0.82), network structures (0.62-0.74), and centrality estimates (0.63-0.75). We discuss the importance of future replicability efforts to improve clinical psychological science, and provide code, model output, and correlation matrices to make the results of this paper fully reproducible.

AB - The growing literature conceptualizing mental disorders like Posttraumatic Stress Disorder (PTSD) as networks of interacting symptoms faces three key challenges. Prior studies predominantly used (a) small samples with low power for precise estimation, (b) non-clinical samples, and (c) single samples. This renders network structures in clinical data, and the extent to which networks replicate across datasets, unknown. To overcome these limitations, the present cross-cultural multisite study estimated regularized partial correlation networks of 16 PTSD symptoms across four datasets of traumatized patients receiving treatment for PTSD (total N=2,782). Despite differences in culture, trauma-type and severity of the samples, considerable similarities emerged, with moderate to high correlations between symptom profiles (0.43-0.82), network structures (0.62-0.74), and centrality estimates (0.63-0.75). We discuss the importance of future replicability efforts to improve clinical psychological science, and provide code, model output, and correlation matrices to make the results of this paper fully reproducible.

KW - Faculty of Health and Medical Sciences

KW - PTSD

KW - Screening

KW - Assessment

KW - Validation

KW - Military

KW - post-deployment mental health

KW - PTSD

KW - Networks

KW - Methodology

KW - Symptoms

KW - Cross-cultural

KW - Multisite study

U2 - 10.1177/2167702617745092

DO - 10.1177/2167702617745092

M3 - Journal article

C2 - 29881651

VL - 6

SP - 335

EP - 351

JO - Clinical Psychological Science

JF - Clinical Psychological Science

SN - 2167-7026

IS - 3

ER -

ID: 185192780