A longitudinal assessment of depression and anxiety in the Republic of Ireland before and during the COVID-19 pandemic
Journal Article
Hyland, P., Shevlin, M., Murphy, J., McBride, O., Fox, R., Bondjers, K., …Vallières, F. (2021)
A longitudinal assessment of depression and anxiety in the Republic of Ireland before and during the COVID-19 pandemic. Psychiatry Research, 300, https://doi.org/10.1016/j.psychres.2021.113905
Few studies have examined changes in mental health before and after the outbreak of COVID-19. We examined changes in the prevalence of major depression and generalized anxiety...
PTSD and complex PTSD in adolescence: discriminating factors in a population-based cross-sectional study
Journal Article
Daniunaite, I., Cloitre, M., Karatzias, T., Shevlin, M., Thoresen, S., Zelviene, P., & Kazlauskas, E. (2021)
PTSD and complex PTSD in adolescence: discriminating factors in a population-based cross-sectional study. European Journal of Psychotraumatology, 12(1), Article 1890937. https://doi.org/10.1080/20008198.2021.1890937
Background: Chronic and repeated trauma are well-established risk factors for complex posttraumatic stress disorder (CPTSD) in adult samples. Less is known about how trauma hi...
A Systematic Literature Review of Factor Analytic and Mixture Models of ICD-11 PTSD and CPTSD using the International Trauma Questionnaire
Journal Article
Redican, E., Nolan, E., Hyland, P., Cloitre, M., McBride, O., Karatzias, T., …Shevlin, M. (2021)
A Systematic Literature Review of Factor Analytic and Mixture Models of ICD-11 PTSD and CPTSD using the International Trauma Questionnaire. Journal of Anxiety Disorders, 79, https://doi.org/10.1016/j.janxdis.2021.102381
The 11th version of the International Classification of Diseases (ICD-11; WHO, 2018) describes two distinct trauma related disorders, Posttraumatic Stress Disorder (PTSD) and ...
ICD-11 Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD) in Treatment Seeking Veterans: Risk factors and comorbidity
Journal Article
Murphy, D., Karatzias, T., Busuttil, W., Greenberg, N., & Shevlin, M. (2021)
ICD-11 Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD) in Treatment Seeking Veterans: Risk factors and comorbidity. Social Psychiatry and Psychiatric Epidemiology, 56(7), 1289-1298. https://doi.org/10.1007/s00127-021-02028-6
Purpose: Emerging evidence suggests that ICD-11 CPTSD is a more common condition than PTSD in treatment seeking samples although no study has explored risk factors and comorbi...
ICD-11 Complex Post Traumatic Stress Disorder (CPTSD) in parents with perinatal bereavement: Implications for treatment and care
Journal Article
Hollins Martin, C. J., Patterson, J., Paterson, C., Welsh, N., Dougall, N., Karatzias, T., & Williams, B. (2021)
ICD-11 Complex Post Traumatic Stress Disorder (CPTSD) in parents with perinatal bereavement: Implications for treatment and care. Midwifery, 96, https://doi.org/10.1016/j.midw.2021.102947
The 11th revision of the WHO International Classification of Diseases (ICD-11) has identified Complex PTSD (CPTSD) as a new condition.
Aim: To explore whether the new diagnos...
Pandemic buying: Testing a psychological model of over-purchasing and panic buying using data from the United Kingdom and the Republic of Ireland during the early phase of the COVID-19 pandemic
Journal Article
Bentall, R. P., Lloyd, A., Bennett, K., McKay, R., Mason, L., Murphy, J., …Shevlin, M. (2021)
Pandemic buying: Testing a psychological model of over-purchasing and panic buying using data from the United Kingdom and the Republic of Ireland during the early phase of the COVID-19 pandemic. PLOS ONE, 16(1), https://doi.org/10.1371/journal.pone.0246339
The over-purchasing and hoarding of necessities is a common response to crises, especially in developed economies where there is normally an expectation of plentiful supply. T...
Comparing the network structure of ICD-11 PTSD and complex PTSD in three African countries
Journal Article
Levin, Y., Hyland, P., Karatzias, T., Shevlin, M., & Ben-Ezra, M. (2021)
Comparing the network structure of ICD-11 PTSD and complex PTSD in three African countries . Journal of Psychiatric Research, 136, 80-86. https://doi.org/10.1016/j.jpsychires.2021.01.041
Background: Symptom network analysis has become an essential tool for researchers and clinicians investigating the structure of mental disorders. Two methods have been used; o...
Moral Injury and ICD-11 Complex PTSD (CPTSD) Symptoms among Treatment-Seeking Veterans in the United Kingdom
Journal Article
Currier, J. M., Foster, J. D., Karatzias, T., & Murphy, D. (2021)
Moral Injury and ICD-11 Complex PTSD (CPTSD) Symptoms among Treatment-Seeking Veterans in the United Kingdom. Psychological Trauma: Theory, Research, Practice, and Policy, 13(4), 417-421. https://doi.org/10.1037/tra0000921
Military veterans often encounter events with chronic or repeated traumas of an interpersonal nature that might lead to emotional, relational, and spiritual suffering. Researc...
Childhood trauma, attachment orientation and Complex PTSD (CPTSD) symptoms in a clinical sample: Implications for treatment
Journal Article
Karatzias, T., Shevlin, M., Ford, J. D., Fyvie, C., Grandison, G., Hyland, P., & Cloitre, M. (2022)
Childhood trauma, attachment orientation and Complex PTSD (CPTSD) symptoms in a clinical sample: Implications for treatment. Development and Psychopathology, 34(3), 1192-1197. https://doi.org/10.1017/S0954579420001509
Although there has been significant work on the association between Posttraumatic Stress Disorder (PTSD) and attachment orientation, this is less the case for Complex PTSD (CP...
Complex PTSD symptoms mediate the association between childhood trauma and physical health problems
Journal Article
Ho, G. W., Karatzias, T., Vallières, F., Bondjers, K., Shevlin, M., Cloitre, M., …Hyland, P. (2021)
Complex PTSD symptoms mediate the association between childhood trauma and physical health problems. Journal of Psychosomatic Research, 142, https://doi.org/10.1016/j.jpsychores.2021.110358
The ICD-11 reconceptualized Posttraumatic Stress Disorder (PTSD) as a narrowly defined fear-based disorder, and introduced Complex PTSD (CPTSD) as a new diagnosis comprised of...