Suicidal histories in adults experiencing psychological trauma: exploring vulnerability and protective factors
Journal Article
Grandison, G., Karatzias, T., Fyvie, C., Hyland, P., O’Connor, R. C., & Dickson, A. (2022)
Suicidal histories in adults experiencing psychological trauma: exploring vulnerability and protective factors. Archives of Suicide Research, 26(1), 155-168. https://doi.org/10.1080/13811118.2020.1758262
Objective: This study aimed to identify vulnerability and protective factors for suicidal histories among adults experiencing psychological trauma.
Method: Adults seeking tre...
On top or underneath: where does the general factor of psychopathology fit within a dimensional model of psychopathology?
Journal Article
Hyland, P., Murphy, J., Shevlin, M., Bentall, R. P., Karatzias, T., Ho, G. W., …McElroy, E. (2021)
On top or underneath: where does the general factor of psychopathology fit within a dimensional model of psychopathology?. Psychological Medicine, 51(14), 2422-2432. https://doi.org/10.1017/S003329172000104X
Background: Dimensional models of psychopathology are increasingly common, and there is evidence for the existence of a general dimension of psychopathology (‘p’). The existin...
Experiences of Veterans with ICD-11 Complex PTSD in Engaging with Services
Journal Article
Williamson, V., Pearson, E. J., Shevlin, M., Karatzias, T., Macmanus, D., & Murphy, D. (2021)
Experiences of Veterans with ICD-11 Complex PTSD in Engaging with Services. Journal of Loss and Trauma, 26(2), 166-178. https://doi.org/10.1080/15325024.2020.1749784
This study aimed to examine how UK military veterans with complex post-traumatic stress disorder (CPTSD) engage with psychological services. Qualitative interviews were conduc...
Evidence for the coherence and integrity of the complex PTSD (CPTSD) diagnosis: response to Achterhof et al., (2019) and Ford (2020)
Journal Article
Cloitre, M., Brewin, C. R., Bisson, J. I., Hyland, P., Karatzias, T., Lueger-Schuster, B., …Shevlin, M. (2020)
Evidence for the coherence and integrity of the complex PTSD (CPTSD) diagnosis: response to Achterhof et al., (2019) and Ford (2020). European Journal of Psychotraumatology Supplement, 11(1), https://doi.org/10.1080/20008198.2020.1739873
This letter to the editor responds to a recent EJPT editorial and following commentary which express concerns about the validity of the ICD-11 complex PTSD (CPTSD) diagnosis. ...
Childhood adversity, mental health and suicide (CHASE): a protocol for a longitudinal case-control linked data study
Journal Article
Dougall, N., Savinc, J., Maxwell, M., Karatzias, T., O'Connor, R. C., Williams, B., …Nolan, L. (2020)
Childhood adversity, mental health and suicide (CHASE): a protocol for a longitudinal case-control linked data study. International Journal of Population Data Science, 5(1), https://doi.org/10.23889/ijpds.v5i1.1338
Introduction
Suicide is a tragic outcome with devastating consequences. In 2018, Scotland experienced a 15% increase in suicide from 680 to 784 deaths. This was marked among y...
How important are phase 1 interventions for complex interpersonal trauma? A pilot randomised control trial of a group psychoeducational intervention
Journal Article
Mahoney, A., Karatzias, T., Dougal, N., & Halliday, K. (2020)
How important are phase 1 interventions for complex interpersonal trauma? A pilot randomised control trial of a group psychoeducational intervention. Clinical Psychology and Psychotherapy, 27(4), 597-610. https://doi.org/10.1002/cpp.2447
Although psychoeducational interventions are recommended as phase 1 interventions for complex trauma there is limited evidence on their efficacy. This pilot randomised control...
A validation study of the International Trauma Questionnaire to assess ICD-11 posttraumatic stress disorder (PTSD) and Complex PTSD (CPTSD) in treatment seeking veterans
Journal Article
Murphy, D., Shevlin, M., Pearson, E., Greenberg, N., Wessely, S., Busuttil, W., & Karatzias, T. (2020)
A validation study of the International Trauma Questionnaire to assess ICD-11 posttraumatic stress disorder (PTSD) and Complex PTSD (CPTSD) in treatment seeking veterans. British Journal of Psychiatry, 216(3), 132-137. https://doi.org/10.1192/bjp.2020.9
Background: Veterans with PTSD typically report a poorer treatment response than those who have not served in the Armed Forces. A possible explanation is that veterans often ...
A longitudinal study of ICD-11 PTSD and Complex PTSD in the general population of Israel
Journal Article
Hyland, P., Karatzias, T., Shevlin, M., Cloitre, M., & Ben-Ezra, M. (2020)
A longitudinal study of ICD-11 PTSD and Complex PTSD in the general population of Israel. Psychiatry Research, 286, https://doi.org/10.1016/j.psychres.2020.112871
The ICD-11 includes two trauma disorders: Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD). CPTSD is a disorder comprised of PTSD and Disturbance in Self-Organiza...
A cross-country psychiatric screening of ICD-11 disorders specifically associated with stress in Kenya, Nigeria and Ghana
Journal Article
Ben-Ezra, M., Hyland, P., Karatzias, T., Maercker, A., Hamama-Raz, Y., Lavenda, O., …Shevlin, M. (2020)
A cross-country psychiatric screening of ICD-11 disorders specifically associated with stress in Kenya, Nigeria and Ghana. European Journal of Psychotraumatology, 11(1), https://doi.org/10.1080/20008198.2020.1720972
Background
The Global Forum for Health Research, with the support of the World Health Organization, highlighted the need to prioritize mental health research in Africa. The i...
The validity of ICD-11 PTSD and Complex PTSD in East Asian cultures: findings with young adults from China, Hong Kong, Japan, and Taiwan
Journal Article
Ho, G. W. K., Hyland, P., Shevlin, M., Chien, W. T., Inoue, S., Yang, P. J., …Karatzias, T. (2020)
The validity of ICD-11 PTSD and Complex PTSD in East Asian cultures: findings with young adults from China, Hong Kong, Japan, and Taiwan. European Journal of Psychotraumatology Supplement, 11(1), https://doi.org/10.1080/20008198.2020.1717826
Background: The ICD-11 classifies posttraumatic stress disorder (PTSD) and complex PTSD (CPTSD) as two distinct diagnoses. Few studies have tested the validity of ICD-11 CPTSD...