Posttraumatic stress disorder (PTSD) and complex PTSD (CPTSD) as per ICD-11 proposals: A population study in Israel
Journal Article
Ben-Ezra, M., Karatzias, T., Hyland, P., Brewin, C. R., Cloitre, M., Bisson, J. I., …Shevlin, M. (2018)
Posttraumatic stress disorder (PTSD) and complex PTSD (CPTSD) as per ICD-11 proposals: A population study in Israel. Depression and Anxiety, 35(3), 264-274. https://doi.org/10.1002/da.22723
Background: The current study sought to advance the existing literature by providing the first assessment of the factorial and discriminant validity of the ICD-11 proposals fo...
Posttraumatic Stress Disorder and Complex Posttraumatic Stress Disorder in DSM-5 and ICD-11: Clinical and Behavioral Correlates: Correlates of PTSD and CPTSD
Journal Article
Hyland, P., Shevlin, M., Fyvie, C., & Karatzias, T. (2018)
Posttraumatic Stress Disorder and Complex Posttraumatic Stress Disorder in DSM-5 and ICD-11: Clinical and Behavioral Correlates: Correlates of PTSD and CPTSD. Journal of Traumatic Stress, 31(2), 174-180. https://doi.org/10.1002/jts.22272
The American Psychiatric Association and the World Health Organization provide distinct trauma-based diagnoses in the fifth edition of the Diagnostic and Statistical Manual (D...
A feasibility study of a cross-diagnostic, CBT-based psychological intervention for acute mental health inpatients: Results, challenges, and methodological implications
Journal Article
Paterson, C., Karatzias, T., Harper, S., Dougall, N., Dickson, A., & Hutton, P. (2019)
A feasibility study of a cross-diagnostic, CBT-based psychological intervention for acute mental health inpatients: Results, challenges, and methodological implications. British Journal of Clinical Psychology, 58(2), 211-230. https://doi.org/10.1111/bjc.12209
Objectives
Acute psychiatric inpatient wards are characterised by minimal provision of therapeutic activities and high readmission rates. Implementation of a comprehensive inp...
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 randomized controlled trial of a mindfulness-based intervention program for people with schizophrenia: 6-month follow-up
Journal Article
Wang, L., Chien, W. T., Yip, L. K., & Karatzias, T. (2016)
A randomized controlled trial of a mindfulness-based intervention program for people with schizophrenia: 6-month follow-up. Neuropsychiatric Disease and Treatment, 12, 3097-3110. https://doi.org/10.2147/ndt.s123239
Mindfulness-based interventions have been increasingly evidenced to be effective in different mental illnesses but limited in schizophrenia. This single-blind, multisite rando...
An initial psychometric assessment of an ICD-11 based measure of PTSD and complex PTSD (ICD-TQ): Evidence of construct validity
Journal Article
Karatzias, T., Cloitre, M., Brewin, C. R., Bisson, J. I., Roberts, N., Wilson, D., …Shevlin, M. (2016)
An initial psychometric assessment of an ICD-11 based measure of PTSD and complex PTSD (ICD-TQ): Evidence of construct validity. Journal of Anxiety Disorders, 44, 73-79. https://doi.org/10.1016/j.janxdis.2016.10.009
Among the conditions following exposure to traumatic life events proposed by ICD-11 are Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD). The primary aim of this ...
Early maladaptive schemas in adult survivors of interpersonal trauma: foundations for a cognitive theory of psychopathology
Journal Article
Karatzias, T., Jowett, S., Begley, A., & Deas, S. (2016)
Early maladaptive schemas in adult survivors of interpersonal trauma: foundations for a cognitive theory of psychopathology. European Journal of Psychotraumatology Supplement, 7(1), 30713. https://doi.org/10.3402/ejpt.v7.30713
Background
Although the association between psychological trauma and early maladaptive schemas (EMS) is well established in the literature, no study to date has examined the r...
Organic vs. functional neurological disorders: The role of childhood psychological trauma
Journal Article
Karatzias, T., Howard, R., Power, K., Socherel, F., Heath, C., & Livingstone, A. (2017)
Organic vs. functional neurological disorders: The role of childhood psychological trauma. Child Abuse and Neglect, 63, 1-6. https://doi.org/10.1016/j.chiabu.2016.11.011
Although the relationship between psychological trauma and medically unexplained symptoms (MUS) is well established, this relationship is less well understood in people with m...
The relationship between interpersonal trauma and substance misuse in pregnancy – a narrative review of the literature
Journal Article
Waddell, N., & Karatzias, T. (2019)
The relationship between interpersonal trauma and substance misuse in pregnancy – a narrative review of the literature. British Journal of Midwifery, 27(9), 578-588. https://doi.org/10.12968/bjom.2019.27.9.578
Background
There is a strong body of evidence supporting associations between interpersonal trauma (IPT) and substance use; however, this tends to focus on associations betwee...
Lifetime interpersonal victimization profiles and mental health problems in a nationally representative panel of trauma-exposed adults from the United Kingdom
Journal Article
Charak, R., Vang, M. L., Shevlin, M., Ben-Ezra, M., Karatzias, T., & Hyland, P. (2020)
Lifetime interpersonal victimization profiles and mental health problems in a nationally representative panel of trauma-exposed adults from the United Kingdom. Journal of Traumatic Stress, 33(5), 654-664. https://doi.org/10.1002/jts.22527
Exposure to traumatic events has been associated with negative psychological outcomes. There is, however, a dearth of research on revictimization (i.e., experiences of victimi...