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Posttraumatic Stress Disorder and Persistent Somatic Symptoms During the COVID-19 Epidemic: The Role of Sense of Threat (2020)
Journal Article
Jowett, S., Shevlin, M., Hyland, P., & Karatzias, T. (2021). Posttraumatic Stress Disorder and Persistent Somatic Symptoms During the COVID-19 Epidemic: The Role of Sense of Threat. Psychosomatic Medicine, 83(4), 338-344. https://doi.org/10.1097/PSY.00000

Objective Persistent somatic symptoms, such as pain and fatigue, have been referred to as somatisation. Somatisation is commonly associated with histories of trauma and PTSD. Although previous research has demonstrated that PTSD can predict somatic... Read More about Posttraumatic Stress Disorder and Persistent Somatic Symptoms During the COVID-19 Epidemic: The Role of Sense of Threat.

Sexual Violence and Its Associated Psychosocial Effects in Ireland (2020)
Journal Article
Valliéres, F., Gilmore, B., Nolan, A., Maguire, P., Bondjers, K., McBride, O., Murphy, J., Shevlin, M., Karatzias, T., & Hyland, P. (2022). Sexual Violence and Its Associated Psychosocial Effects in Ireland. Journal of Interpersonal Violence, 37(11-12),

Current data on the prevalence and psychosocial correlates of sexual violence in the Republic of Ireland is lacking, with the most recent sexual abuse and violence survey dating back to 2001. The current study sought to identify what proportion of Ir... Read More about Sexual Violence and Its Associated Psychosocial Effects in Ireland.

A randomized controlled trial of a caregiver-facilitated problem-solving-based self-learning program for family carers of people with early psychosis (2020)
Journal Article
Tong Chien, W., Bressington, D., Lubman, D. I., & Karatzias, T. (2020). A randomized controlled trial of a caregiver-facilitated problem-solving-based self-learning program for family carers of people with early psychosis. International Journal of Environ

Facilitated self-help and problem-solving strategies can empower and support family carers to cope with caregiving for people with severe mental illness. This single-blind multi-site randomized controlled trial examined the effects of a 5-month famil... Read More about A randomized controlled trial of a caregiver-facilitated problem-solving-based self-learning program for family carers of people with early psychosis.

The Need for Research on PTSD in Children and Adolescents: A commentary on Elliot et al., 2020 (2020)
Journal Article
Cloitre, M., Brewin, C. R., Kazlauskas, E., Lueger-Schuster, B., Karatzias, T., Hyland, P., & Shevlin, M. (2021). The Need for Research on PTSD in Children and Adolescents: A commentary on Elliot et al., 2020. Journal of Child Psychology and Psychiatry, 6

The recent release of the 11th version of The International Classification of Diseases (ICD‐11: WHO, 2018) marked a significant departure from the previous similarities between it and the Diagnostic and Statistical Manual of Mental Disorders (DSM‐5;... Read More about The Need for Research on PTSD in Children and Adolescents: A commentary on Elliot et al., 2020.

Monitoring the psychological, social, and economic impact of the COVID-19 pandemic in the population: Context, design and conduct of the longitudinal COVID-19 Psychological Research Consortium (C19PRC) Study (2020)
Journal Article
McBride, O., Murphy, J., Shevlin, M., Gibson-Miller, J., Hartman, T. K., Hyland, P., Levita, L., Mason, L., Martinez, A. P., Mckay, R., Stocks, T. V., Bennett, K. M., Vallières, F., Karatzias, T., Valiente, C., Vazquez, C., & Bentall, R. P. (2021). Monit

Objectives: The C19PRC Study aims to assess the impact of the COVID-19 pandemic in the adult population of the UK, Republic of Ireland, and Spain. This paper describes the conduct of the first two waves of the UK survey (the ‘parent’ strand of the Co... Read More about Monitoring the psychological, social, and economic impact of the COVID-19 pandemic in the population: Context, design and conduct of the longitudinal COVID-19 Psychological Research Consortium (C19PRC) Study.

Anxiety, Depression, Traumatic Stress, and COVID-19 Related Anxiety in the UK General Population During the COVID-19 Pandemic (2020)
Journal Article
Shevlin, M., McBride, O., Murphy, J., Gibson Miller, J., Hartman, T. K., Levita, L., …Bentall, R. P. (2020). Anxiety, Depression, Traumatic Stress, and COVID-19 Related Anxiety in the UK General Population During the COVID-19 Pandemic. BJPsych Open, 6(6

Background The COVID-19 pandemic has created an unprecedented global crisis necessitating drastic changes to living conditions, social-life, personal freedom and economic activity. No study has yet examined the presence of psychiatric symptoms in th... Read More about Anxiety, Depression, Traumatic Stress, and COVID-19 Related Anxiety in the UK General Population During the COVID-19 Pandemic.

Is Posttraumatic Stress Disorder Meaningful in the Context of the COVID-19 Pandemic? A Response to Van Overmeire's Commentary on Karatzias et al. (2020) (2020)
Journal Article
Shevlin, M., Hyland, P., & Karatzias, T. (2020). Is Posttraumatic Stress Disorder Meaningful in the Context of the COVID-19 Pandemic? A Response to Van Overmeire's Commentary on Karatzias et al. (2020). Journal of Traumatic Stress, 33(5), 866-868. https:/

In a recently published study in this journal that used a population‐based sample in the Republic of Ireland (Karatzias et al., 2020), we concluded that 17.7% of the sample met the diagnostic requirements for COVID‐19–related posttraumatic stress dis... Read More about Is Posttraumatic Stress Disorder Meaningful in the Context of the COVID-19 Pandemic? A Response to Van Overmeire's Commentary on Karatzias et al. (2020).

Can subjective perceptions of trauma differentiate between ICD-11 PTSD and Complex PTSD? A Cross-cultural Comparison of Three African Countries (2020)
Journal Article
Palgi, Y., Karatzias, T., Hyland, P., Shevlin, M., & Ben-Ezra, M. (2021). Can subjective perceptions of trauma differentiate between ICD-11 PTSD and Complex PTSD? A Cross-cultural Comparison of Three African Countries. Psychological Trauma: Theory, Resear

Background: The primary aim of the current study was to establish the cut-offs scores for the Subjective Traumatic Outlook (STO), a relatively new tool that examines the introspective world view of those exposed to traumatic events. This tool was dev... Read More about Can subjective perceptions of trauma differentiate between ICD-11 PTSD and Complex PTSD? A Cross-cultural Comparison of Three African Countries.

Does requiring trauma exposure affect rates of ICD-11 PTSD and complex PTSD? Implications for DSM-5 (2020)
Journal Article
Hyland, P., Karatzias, T., Shevlin, M., Mcelroy, E., Ben-Ezra, M., Cloitre, M., & Brewin, C. R. (2021). Does requiring trauma exposure affect rates of ICD-11 PTSD and complex PTSD? Implications for DSM-5. Psychological Trauma: Theory, Research, Practice,

Objective: There is little evidence that posttraumatic stress disorder (PTSD) is more likely to follow traumatic events defined by Criterion A than non-Criterion A stressors. Criterion A events might have greater predictive validity for ICD-11 PTSD w... Read More about Does requiring trauma exposure affect rates of ICD-11 PTSD and complex PTSD? Implications for DSM-5.