Validation of post-traumatic stress disorder (PTSD) and complex PTSD using the International Trauma Questionnaire

Hyland, P.; Shevlin, M.; Brewin, C. R.; Cloitre, M.; Downes, A. J.; Jumbe, S.; Karatzias, T.; Bisson, J. I.; Roberts, N. P.

doi:10.1111/acps.12771

Examining Patterns of Adversity in Chinese Young Adults Using the Adverse Childhood Experiences – International Questionnaire (ACE-IQ) (2018)
Journal Article
Ho, G. W. K., Chan, A. C. Y., Chien, W.-T., Bressington, D. T., & Karatzias, T. (2019). Examining Patterns of Adversity in Chinese Young Adults Using the Adverse Childhood Experiences – International Questionnaire (ACE-IQ). Child Abuse and Neglect, 88, 179-188. https://doi.org/10.1016/j.chiabu.2018.11.009

Ample evidence supports significant and enduring associations between adverse childhood experiences (ACEs) and negative outcomes later in life. Subsets of ACEs (e.g. childhood maltreatment and household dysfunction) have been examined in Chinese popu... Read More about Examining Patterns of Adversity in Chinese Young Adults Using the Adverse Childhood Experiences – International Questionnaire (ACE-IQ).

Holistic needs assessment in brain cancer patients: A systematic review of available tools (2018)
Journal Article
Afseth, J., Neubeck, L., Karatzias, T., & Grant, R. (2019). Holistic needs assessment in brain cancer patients: A systematic review of available tools. European Journal of Cancer Care, 28(3), Article e12931. https://doi.org/10.1111/ecc.12931

This systematic review describes tools which could be considered for use for holistic needs assessment in Brain Cancer. MEDLINE, Cumulative Index to Nursing and Allied Health Literature (CINAHL), and PsycINFO were searched. Studies where included wh... Read More about Holistic needs assessment in brain cancer patients: A systematic review of available tools.

Hyper and hypo-activation affective dysregulation symptoms are integral in complex PTSD (CPTSD): Results from a non-clinical Israeli sample (2018)
Journal Article
Karatzias, T., Hyland, P., Ben-Ezra, M., & Shevlin, M. (2018). Hyper and hypo-activation affective dysregulation symptoms are integral in complex PTSD (CPTSD): Results from a non-clinical Israeli sample. International Journal of Methods in Psychiatric Research, 27(4), Article e1745. https://doi.org/10.1002/mpr.1745

Objectives: The current study sought to further assess the nature of the Affect Dysregulation (AD) cluster of the ICD-11 proposal for Complex PTSD (CPTSD) in a non-clinical sample.

Methods: An online survey sample from Israel (n = 618) completed a... Read More about Hyper and hypo-activation affective dysregulation symptoms are integral in complex PTSD (CPTSD): Results from a non-clinical Israeli sample.

Quality not quantity: loneliness subtypes, psychological trauma, and mental health in the US adult population (2018)
Journal Article
Power, J. M., Hyland, P., Shevlin, M., Cloitre, M., Karatzias, T., Vallières, F., McGinty, G., Fox, R., & Mchugh Power, J. (2019). Quality not quantity: loneliness subtypes, psychological trauma, and mental health in the US adult population. Social Psychiatry and Psychiatric Epidemiology, 54(9), 1089-1099. https://doi.org/10.1007/s00127-018-1597-8

Purpose: Loneliness is a recognised public-health concern that is traditionally regarded as a unidimensional construct. Theories of loneliness predict the existence of subtypes of loneliness. In this study, latent class analysis (LCA) was used to tes... Read More about Quality not quantity: loneliness subtypes, psychological trauma, and mental health in the US adult population.

Is self-compassion a worthwhile therapeutic target for ICD-11 Complex PTSD (CPTSD)? (2018)
Journal Article
Karatzias, T., Hyland, P., Bradley, A., Fyvie, C., Logan, K., Easton, P., Thomas, J., Philips, S., Bisson, J. I., Roberts, N. P., Cloitre, M., & Shevlin, M. (2019). Is self-compassion a worthwhile therapeutic target for ICD-11 Complex PTSD (CPTSD)?. Behavioural and Cognitive Psychotherapy, 47(3), 257-269. https://doi.org/10.1017/S1352465818000577

Background
Two ‘sibling’ disorders have been proposed for the fourthcoming 11th version of the International Classification of Diseases (ICD-11); Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD). Examining psychological factors that may... Read More about Is self-compassion a worthwhile therapeutic target for ICD-11 Complex PTSD (CPTSD)?.

Derealisation and self-harm strategies are used to regulate disgust, fear and sadness in adult survivors of childhood sexual abuse (2018)
Journal Article
Bradley, A., Karatzias, T., & Coyle, E. (2019). Derealisation and self-harm strategies are used to regulate disgust, fear and sadness in adult survivors of childhood sexual abuse. Clinical Psychology and Psychotherapy, 26(1), 94-104. https://doi.org/10.1002/cpp.2333

Emotion regulation (ER) difficulties have been identified as an important target for clinical intervention in the treatment of posttraumatic stress disorder (PTSD) symptoms in survivors of childhood sexual abuse (CSA). However, there is limited resea... Read More about Derealisation and self-harm strategies are used to regulate disgust, fear and sadness in adult survivors of childhood sexual abuse.

A systematic review and meta-analysis of group treatments for adults with symptoms associated with complex post-traumatic stress disorder (2018)
Journal Article
Mahoney, A., Karatzias, T., & Hutton, P. (2018). A systematic review and meta-analysis of group treatments for adults with symptoms associated with complex post-traumatic stress disorder. Journal of Affective Disorders, https://doi.org/10.1016/j.jad.2018.09.059

Background: No previous meta-analyses have specifically investigated the effectiveness of psychological group therapy for symptoms associated with complex interpersonal trauma, including whether trauma memory processing (TMP) therapies are superior t... Read More about A systematic review and meta-analysis of group treatments for adults with symptoms associated with complex post-traumatic stress disorder.

The International Trauma Questionnaire: development of a self-report measure of ICD-11 PTSD and complex PTSD (2018)
Journal Article
Cloitre, M., Shevlin, M., Brewin, C. R., Bisson, J. I., Roberts, N. P., Maercker, A., Karatzias, T., & Hyland, P. (2018). The International Trauma Questionnaire: development of a self-report measure of ICD-11 PTSD and complex PTSD. Acta Psychiatrica Scandinavica, 138(6), 536-546. https://doi.org/10.1111/acps.12956

Objective: The purpose of this study was to finalize the development of the International Trauma Questionnaire (ITQ); a self-report diagnostic measure of Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD), as defined in the 11th version of... Read More about The International Trauma Questionnaire: development of a self-report measure of ICD-11 PTSD and complex PTSD.

PTSD post-childbirth: a systematic review of women’s and midwives’ subjective experiences of care provider interaction (2018)
Journal Article
Patterson, J., Hollins Martin, C., & Karatzias, T. (2019). PTSD post-childbirth: a systematic review of women’s and midwives’ subjective experiences of care provider interaction. Journal of Reproductive and Infant Psychology, 37(1), 56-83. https://doi.org/10.1080/02646838.2018.1504285

Objective: To review primary research from within the literature regarding PTSD Post-Childbirth (PTSD-PC), that focussed on Quality of Provider Interaction (QPI) from either the perspective of women who have developed PTSD-PC, or midwives.
Backgroun... Read More about PTSD post-childbirth: a systematic review of women’s and midwives’ subjective experiences of care provider interaction.

From child maltreatment to ICD-11 complex post-traumatic stress symptoms: The role of emotion regulation and re-victimisation (2018)
Journal Article
Knefel, M., Lueger-Schuster, B., Karatzias², T., Shevlin, M., & Hyland, P. (2019). From child maltreatment to ICD-11 complex post-traumatic stress symptoms: The role of emotion regulation and re-victimisation. Journal of Clinical Psychology, 75(3), 392-403. https://doi.org/10.1002/jclp.22655

Objective: Complex Posttraumatic Stress Disorder (CPTSD) will be introduced in ICD-11 and comprises symptoms of PTSD and disturbances in self-organisation (DSO). The association of trauma with PTSD and DSO is not yet fully understood. We investigated... Read More about From child maltreatment to ICD-11 complex post-traumatic stress symptoms: The role of emotion regulation and re-victimisation.

Can the REBT theory explain loneliness? Theoretical and clinical applications (2018)
Journal Article
Hyland, P., McGinty, G., Karatzias, T., Murphy, J., Vallières, F., & McHugh Power, J. (2019). Can the REBT theory explain loneliness? Theoretical and clinical applications. Cognitive Behaviour Therapy, 48(1), 39-51. https://doi.org/10.1080/16506073.2018.1475505

Loneliness is a common psychological experience affecting a significant minority of the general population. Loneliness may in part be related to the existence of dysfunctional cognitive evaluations. To date, however, loneliness has yet to be explicit... Read More about Can the REBT theory explain loneliness? Theoretical and clinical applications.

Multiple traumatisation and subsequent psychopathology in people with intellectual disabilities and DSM‐5 PTSD: a preliminary study (2018)
Journal Article
Mason‐Roberts, S., Bradley, A., Karatzias, T., Brown, M., Paterson, D., Walley, R., Truesdale, M., Taggart, L., & Sirisena, C. (2018). Multiple traumatisation and subsequent psychopathology in people with intellectual disabilities and DSM‐5 PTSD: a preliminary study. Journal of Intellectual Disability Research, 62(8), 730-736. https://doi.org/10.1111/jir.12505

Background: Individuals with intellectual disability (ID) are at greater risk of exposure to traumatic life events compared to the non-ID population. Yet no study to date has examined the role of multiple traumatisation and subsequent psychopathology... Read More about Multiple traumatisation and subsequent psychopathology in people with intellectual disabilities and DSM‐5 PTSD: a preliminary study.

Negotiating boundaries of care: an interpretative phenomenological analysis of the relational conflicts surrounding home mechanical ventilation following traumatic spinal cord injury (2018)
Journal Article
Dickson, A., Karatzias, T., Gullone, A., Grandison, G., Allan, D., Park, J., & Flowers, P. (2018). Negotiating boundaries of care: an interpretative phenomenological analysis of the relational conflicts surrounding home mechanical ventilation following traumatic spinal cord injury. Health Psychology and Behavioral Medicine, 6(1), 120-135. https://doi.org/10.1080/21642850.2018.1462708

Objectives: The aim of this study is to explore the phenomena of mechanical ventilation following traumatic spinal cord injury from three simultaneous perspectives; patients who require full-time mechanical ventilation (n=8), their informal family ca... Read More about Negotiating boundaries of care: an interpretative phenomenological analysis of the relational conflicts surrounding home mechanical ventilation following traumatic spinal cord injury.

Psychological therapy for inpatients receiving acute mental health care: A systematic review and meta-analysis of controlled trials (2018)
Journal Article
Paterson, C., Karatzias, T., Dickson, A., Harper, S., Dougall, N., & Hutton, P. (2018). Psychological therapy for inpatients receiving acute mental health care: A systematic review and meta-analysis of controlled trials. British Journal of Clinical Psychology, 57(4), 453-472. https://doi.org/10.1111/bjc.12182

Objectives
The effectiveness of psychological therapies for those receiving acute adult mental health inpatient care remains unclear, partly because of the difficulty in conducting randomised controlled trials (RCTs) in this setting. The aim of this... Read More about Psychological therapy for inpatients receiving acute mental health care: A systematic review and meta-analysis of controlled trials.

Posttraumatic Stress Disorder and Complex Posttraumatic Stress Disorder in DSM-5 and ICD-11: Clinical and Behavioral Correlates: Correlates of PTSD and CPTSD (2018)
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 (DSM-5), and the forthcoming 11th version of the International Classification... Read More about Posttraumatic Stress Disorder and Complex Posttraumatic Stress Disorder in DSM-5 and ICD-11: Clinical and Behavioral Correlates: Correlates of PTSD and CPTSD.

Dissociation fully mediates the relationship between childhood sexual and emotional abuse and DSM-5 PTSD in a sample of treatment-seeking adults (2018)
Journal Article
Louison Vang, M., Shevlin, M., Karatzias, T., Fyvie, C., & Hyland, P. (2018). Dissociation fully mediates the relationship between childhood sexual and emotional abuse and DSM-5 PTSD in a sample of treatment-seeking adults. European Journal of Trauma & Dissociation, 2(4), 173-178. https://doi.org/10.1016/j.ejtd.2018.02.004

Introduction: Child-abuse and neglect are associated with increased risk of adult PTSD and dissociation. Recent research suggests that dissociation mediates the relationship between child maltreatment and PTSD, however, there is a lack of clarity reg... Read More about Dissociation fully mediates the relationship between childhood sexual and emotional abuse and DSM-5 PTSD in a sample of treatment-seeking adults.

Posttraumatic stress disorder (PTSD) and complex PTSD (CPTSD) as per ICD-11 proposals: A population study in Israel (2018)
Journal Article
Ben-Ezra, M., Karatzias, T., Hyland, P., Brewin, C. R., Cloitre, M., Bisson, J. I., Roberts, N. P., Lueger-Schuster, B., & 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 for PTSD and CPTSD in a nation-wide level.
Methods: A nationally representat... Read More about Posttraumatic stress disorder (PTSD) and complex PTSD (CPTSD) as per ICD-11 proposals: A population study in Israel.

The role of negative cognitions, emotion regulation strategies, and attachment style in complex post-traumatic stress disorder: Implications for new and existing therapies (2018)
Journal Article
Brewin, C. R., Shevlin, M., Kitchiner, N. J., Bisson, J. I., Roberts, N. P., Karatzias, T., Hyland, P., Brewin, C., Cloitre, M., Bradley, A., Kitchiner, N., Jumbe, S., Bisson, J., & Roberts, N. (2018). The role of negative cognitions, emotion regulation strategies, and attachment style in complex post-traumatic stress disorder: Implications for new and existing therapies. British Journal of Clinical Psychology, https://doi.org/10.1111/bjc.12172

Objective We set out to investigate the association between negative trauma-related cognitions, emotional regulation strategies, and attachment style and Complex Posttraumatic Stress Disorder (CPTSD). As the evidence regarding the treatment of CPTSD... Read More about The role of negative cognitions, emotion regulation strategies, and attachment style in complex post-traumatic stress disorder: Implications for new and existing therapies.

Invasive clinical intervention education for social care support workers of adults: a review of the current literature. (2017)
Journal Article
Hoyle, L., Brown, M., Donaldson, J., & Karatzias, T. (2017). Invasive clinical intervention education for social care support workers of adults: a review of the current literature. Journal of Policy and Practice in Intellectual Disabilities, 14(3), 240-250. https://doi.org/10.1111/jppi.12211

Background: As with the general population, people with intellectual disabilities are ageing, are living longer often with co-existing complex needs and with more requiring care and support. The focus of care is community-based rather than instituti... Read More about Invasive clinical intervention education for social care support workers of adults: a review of the current literature..

Validation of post-traumatic stress disorder (PTSD) and complex PTSD using the International Trauma Questionnaire (2017)
Journal Article
Hyland, P., Shevlin, M., Brewin, C. R., Cloitre, M., Downes, A. J., Jumbe, S., Karatzias, T., Bisson, J. I., & Roberts, N. P. (2017). Validation of post-traumatic stress disorder (PTSD) and complex PTSD using the International Trauma Questionnaire. Acta Psychiatrica Scandinavica, 136(3), 313-322. https://doi.org/10.1111/acps.12771

Objective: The 11th version of the International Classification of Diseases (ICD-11) has proposed two related trauma diagnoses: Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD). Using a newly developed, disorder-specific measure of PTSD... Read More about Validation of post-traumatic stress disorder (PTSD) and complex PTSD using the International Trauma Questionnaire.

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