Journal of psychiatric research最新文献

{"title":"Deciphering the bidirectional relationships between the density of psychiatrists and suicide rates across genders","authors":"Sijia Li ,&nbsp;Feng Huang ,&nbsp;Ying-Yeh Chen ,&nbsp;Eric D. Caine ,&nbsp;Paul Siu Fai Yip","doi":"10.1016/j.jpsychires.2025.05.078","DOIUrl":"10.1016/j.jpsychires.2025.05.078","url":null,"abstract":"<div><h3>Background</h3><div>Much uncertainty exists regarding whether a greater density of psychiatrists mitigates suicide rates, and whether such effects are bidirectional and the same for males and females.</div></div><div><h3>Methods</h3><div>We collected publicly available data from 39 OECD countries from 2010 to 2021. The mutual relationships between the density of psychiatrists, as an indicator of available mental health services, and male or female suicide rates were examined by following a longitudinal cross-lagged panel design with fixed-effects panel models. Interaction terms with GDP per capita and grouped regressions were conducted to further investigate whether these links varied with the economy and culture.</div></div><div><h3>Results</h3><div>The results indicated that the density of psychiatrists could be related to subsequent female suicide rates (<em>β</em> = −7.331, 95 % CI [-13.730, −0.932]) after controlling for the autoregressive effects of suicide rates and GDP per capita, and vice versa (<em>β</em> = 0.001, 95 % CI [0.000, 0.002]). None of the interaction terms were significant, and these associations were only evident in Europe. Furthermore, no bidirectional relationship was established in males.</div></div><div><h3>Conclusions</h3><div>The relationships between female suicide rates and the density of psychiatrists as an indicator of mental health services highlighted that greater availability mitigated female suicide rates, and female suicide rates positively influenced the availability of mental health services in return. These effects remained stable across economies and only existed in Europe. Importantly, greater availability of mental health services seemed not to correlate with reduced suicide rates among males, who as a group account for most deaths.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 42-49"},"PeriodicalIF":3.7,"publicationDate":"2025-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144221300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Lethality and recidivism in suicide Attempters: A longitudinal study","authors":"Eugènia Nicolau-Subires ,&nbsp;Vicent Llorca-Bofí ,&nbsp;Laura Arenas-Pijoan ,&nbsp;Marina Adrados-Pérez ,&nbsp;Carla Albert-Porcar ,&nbsp;Lucía Ibarra-Pertusa ,&nbsp;María Mur-Laín ,&nbsp;María Irigoyen-Otiñano ,&nbsp;Jorge López-Castroman","doi":"10.1016/j.jpsychires.2025.04.054","DOIUrl":"10.1016/j.jpsychires.2025.04.054","url":null,"abstract":"<div><h3>Background</h3><div>Lethality (or medical severity) and recidivism in suicide attempts are of particular interest due to their impact on clinical decision-making and associated risks. However, current literature has yet to clarify the relationship between recurrence and lethality.</div></div><div><h3>Aim</h3><div>This study examines the relationship between lethality and recidivism in suicidal behavior and their combined impact on mortality.</div></div><div><h3>Methods</h3><div>A longitudinal study was conducted on a cohort of 1206 individuals who had attempted suicide. Sociodemographic and clinical data—including lethality, reattempts, and mortality—were collected, with a minimum follow-up period of 5 years. Logistic regression was used to analyze associations between high lethality (&gt;48 h of medical care), frequent reattempts (≥5), and death (suicidal and non-suicidal).</div></div><div><h3>Results</h3><div>High lethality was found in 28.3 % of patients, and 18.2 % were frequent reattempters. Risk factors for frequent reattempts, in decreasing order, were having an eating disorder, being female, having a substance use disorder, and high lethality. In contrast, personality disorder appeared to be protective compared to the overall sample of attempters. Factors linked to high-lethality attempts were a history of recidivism, frequent reattempts, and older age. Suicidal death risk was associated with high lethality, psychotic disorders, and older age. No correlation was found between the total number of reattempts and maximum lethality.</div></div><div><h3>Conclusions</h3><div>High lethality in suicide attempts is associated with frequent reattempts and higher mortality risk, highlighting the need for targeted interventions, particularly for those with repeated attempts and high-lethality behaviors. Screening for physical comorbidities in high-lethality patients is critical to reduce non-suicidal mortality.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 148-156"},"PeriodicalIF":3.7,"publicationDate":"2025-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144239359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exposure to potentially morally injurious events and long-term psychological outcomes among Dutch military service members deployed to Afghanistan: A latent class approach","authors":"Jorinde Gerrmann ,&nbsp;Mirjam J. Nijdam ,&nbsp;Manon Boeschoten ,&nbsp;F. Jackie June ter Heide ,&nbsp;Elbert Geuze ,&nbsp;Eric Vermetten","doi":"10.1016/j.jpsychires.2025.05.077","DOIUrl":"10.1016/j.jpsychires.2025.05.077","url":null,"abstract":"<div><div>Exposure to potentially morally injurious events (PMIEs) during military deployment is common and may lead to long-lasting negative psychological consequences, referred to as moral injury. Few studies investigated long-term outcomes following exposure to PMIEs. This study investigated patterns of exposure to PMIEs during deployment and associations with long-term psychological outcomes in a cohort (<em>N</em> = 471) of Dutch Afghanistan veterans 10 years post-deployment. Latent class analysis was used to identify classes characterized by patterns of exposure to PMIEs. We investigated differences between classes in posttraumatic stress disorder symptoms, depressive symptoms, anger, interpersonal sensitivity, guilt, and meaning-making. Three groups were identified: <em>high exposure</em> to betrayal, acts of commission, and omission (13.6 %, <em>n</em> = 64), <em>moderate exposure to death</em> involving witnessing deaths, particularly of innocents (44.9 %, <em>n</em> = 212), and <em>minimal exposure</em> to all PMIEs (41.5 %, <em>n</em> = 195). The <em>high exposure</em> class had the most prominent negative psychological outcomes, including posttraumatic stress disorder symptoms, depression, interpersonal sensitivity, guilt, and suppressed anger, as compared to the other classes. Higher levels of expressed anger were present in the <em>moderate</em> and <em>high exposure</em> classes as compared to the <em>minimal exposure</em> class. Meaning in terms of personal growth or added value from deployment experiences was similar for the three classes. Our findings point to long-term negative psychological outcomes among veterans after exposure to deployment-related PMIEs with higher exposure especially being linked to more negative psychological outcomes. This highlights the need for early screening of PMIEs and targeted moral injury interventions to prevent adverse outcomes.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 163-170"},"PeriodicalIF":3.7,"publicationDate":"2025-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144239360","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"COVID-19 and lockdown: effects on coercion and length of stay for patients with personality disorders","authors":"L. Dinsenbacher ,&nbsp;J.S. Krückl ,&nbsp;L. Imfeld ,&nbsp;F. Helfenstein ,&nbsp;J. Moeller ,&nbsp;R. Lieb ,&nbsp;U.E. Lang ,&nbsp;C.G. Huber","doi":"10.1016/j.jpsychires.2025.05.076","DOIUrl":"10.1016/j.jpsychires.2025.05.076","url":null,"abstract":"<div><h3>Background</h3><div>The outbreak of COVID-19 in 2020 presented a major challenge to mental health care. Due to the risk of infection and the restrictions during the lockdown, outpatient treatment services were scaled down. This may have been particularly challenging for patients with Personality Disorders (PD), for which a stable outpatient treatment setting is especially important. The aim of the study was to investigate if PD patients have experienced longer inpatient stays and more coercive measures during the COVID-19 pandemic.</div></div><div><h3>Methods</h3><div>In this multi-year, hospital-wide, longitudinal observational study, we compared the period before the outbreak of COVID-19 (until December 2019) and the period after (from January 2020) by means of an interrupted time series analysis including all adult inpatient cases with PD (N = 1170) admitted to the Adult Psychiatry, UPK, Basel, Switzerland, between October 2016 and December 2021 (for the median length of stay) and between January 2012 and December 2021 (for coercive measures). Outcome variables were the occurrence rate of coercive measures and the median length of stay.</div></div><div><h3>Results</h3><div>Both the occurrence rate of coercive measures (<em>OR</em> = 15.32, <em>p</em> = &gt;.001) and the median length of stay (<em>E</em> = 244.016, <em>p</em> = .028) increased in PD patients after the COVID-19 outbreak.</div></div><div><h3>Conclusions</h3><div>Our findings suggest that PD patients are specifically vulnerable to a changing and stressful psychosocial context such as that of a pandemic. Strategies to maintain outpatient care services and opportunities for short-term crisis intervention are essential for this group, especially to prevent a rise in coercive measures and unnecessarily prolonged inpatient treatment.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 64-70"},"PeriodicalIF":3.7,"publicationDate":"2025-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144229748","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Does trait impulsivity differentiate impulsive from non-impulsive suicide attempts?","authors":"Lydia Bahlmann ,&nbsp;Marlehn Lübbert ,&nbsp;Ani Zerekidze ,&nbsp;Alexandra Schulz ,&nbsp;Ulrich W. Kastner ,&nbsp;Thomas Sobanski ,&nbsp;Martin Walter ,&nbsp;Gerd Wagner","doi":"10.1016/j.jpsychires.2025.05.075","DOIUrl":"10.1016/j.jpsychires.2025.05.075","url":null,"abstract":"<div><h3>Background</h3><div>Suicide poses a major public health concern, with impulsive suicide and suicide attempts representing a particularly difficult subset of cases for effective suicide prevention. The relationship between impulsive suicidal behavior (ISB) and impulsivity as a trait, which can be assessed by specific questionnaires, is still unclear. This study, therefore aimed to investigate this association by comparing the degree of trait impulsivity as well as clinical and demographic variables in individuals with ISB to those with non-impulsive suicidal behavior (NISB).</div></div><div><h3>Methods</h3><div>We included 130 adult inpatients admitted to a psychiatric ward of three psychiatric hospitals in Thuringia, Germany after a suicide attempt. Three distinct criteria were applied to define ISB, considering time- and planning-related aspects, as well as prior suicidal attempts using the Suicide Intent Scale and a structured clinical interview. Trait impulsivity was assessed using the Urgency, Premeditation, Perseverance, Sensation- Seeking (UPPS) Impulsive Behavior Scale.</div></div><div><h3>Results</h3><div>No significant differences in the four UPPS impulsivity components controlling for multiple clinical and suicide specific variables were observed between the ISB and NISB groups across all three criteria as well as in clinical and demographic variables.</div></div><div><h3>Conclusion</h3><div>These findings underscore the complexity of the relationship between ISB and the various facets of impulsivity. They further highlight the need to improve standardized assessment methods to better identify individuals at risk for ISB and to develop effective intervention strategies to prevent such individuals from engaging in suicidal behavior during acute crises.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"188 ","pages":"Pages 200-208"},"PeriodicalIF":3.7,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144178055","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Short communication: Psychological distress in autistic and non-autistic Israeli children exposed to war and terrorism","authors":"Shir Shaked-Ashkenazi ,&nbsp;Ifat Bar ,&nbsp;Liron Oliver-Aronson ,&nbsp;Danny Horesh ,&nbsp;Sigal Eden ,&nbsp;Ofer Golan","doi":"10.1016/j.jpsychires.2025.05.073","DOIUrl":"10.1016/j.jpsychires.2025.05.073","url":null,"abstract":"<div><div>Exposure to war and terrorism is linked to psychological distress, impacting both those directly involved and their relatives. Children, who are especially vulnerable due to their developing cognitive and emotional capacities, are significantly affected. However, there is a lack of research on the psychological effects of war and terrorism on autistic children. This study aims to fill this gap by examining the psychological distress experienced by Israeli autistic children compared to non-autistic children following the October 7th, 2023, terrorism attack and subsequent war.</div><div>The study involved 228 parents of children aged 4–11 (134 autistic, 94 non-autistic) who completed online questionnaires regarding their child's exposure to war events and anxiety levels. Results showed that nearly all children were exposed to traumatic events. While non-autistic children had higher exposure rates, autistic children exhibited greater anxiety aggravation, particularly concerning physical injury, panic attacks, and agoraphobia. These findings highlight the unique vulnerability of autistic children during severe traumatic events and emphasize the urgent need for early detection, diagnosis, and specialized treatment of trauma in autistic children in conflict-affected regions.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"188 ","pages":"Pages 266-270"},"PeriodicalIF":3.7,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144190045","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Oxidative stress markers in at-risk individuals for psychosis: A systematic review and meta-analysis","authors":"Manar Hussam Al-Suleh ,&nbsp;Mohammad Jamal Abunawas ,&nbsp;Ghayda Jarrar ,&nbsp;Hidayet Ece Arat-Çelik","doi":"10.1016/j.jpsychires.2025.05.060","DOIUrl":"10.1016/j.jpsychires.2025.05.060","url":null,"abstract":"<div><h3>Aims</h3><div>Schizophrenia is a highly heritable psychiatric disorder that is often accompanied by various somatic illnesses. Oxidative stress is a key factor in its pathophysiology, with evidence suggesting that even individuals at risk for psychosis may exhibit impaired oxidative balance, although findings remain inconsistent. In this study, we aimed to investigate oxidative stress markers in individuals at risk for psychosis to evaluate their potential role in disease predisposition. Additionally, we conducted meta-analyses on studies examining GPx and SOD levels and enzyme activities.</div></div><div><h3>Methods</h3><div>A literature search was performed in PubMed, Scopus, and Web of Science using relative keywords. Studies were included if they evaluated oxidative stress markers in first or second-degree relatives of individuals with psychosis, included healthy controls (HCs) for comparison and were written in English. Studies comparing the levels and enzyme activity of GPx and SOD were evaluated using meta-analyses with the random-effects method.</div></div><div><h3>Results</h3><div>Seven studies met the inclusion criteria for systematic review, with meta-analyses conducted on five studies assessing GPx levels and four studies assessing SOD levels. No significant differences were observed in GPx activity and levels between relatives of individuals with psychosis and HCs (Hedges' g = 0.18, 95 % CI = −0.50 - 0.85, p = 0.61), with high heterogeneity (I² = 87 %). Similarly, no significant differences in SOD activity and levels (Hedges’ g = −0.71, 95 % CI = −1.65 - 0.23, p = 0.14), with high heterogeneity (I² = 90 %).</div></div><div><h3>Conclusion</h3><div>Our review highlights evident differences in oxidative stress processes in individuals at risk for psychosis, despite no single marker serving as a definitive indicator. Future longitudinal studies with large, homogeneous samples are needed to confirm these findings.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 373-381"},"PeriodicalIF":3.7,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144491963","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Investigating the potential link between bruxism and obsessive-compulsive symptomatology: An exploratory study","authors":"Ahmet A. Ozyurt ,&nbsp;Mustafa Uğurlu ,&nbsp;Oğuz Peker ,&nbsp;Görkem Karakaş Uğurlu ,&nbsp;Ali Çayköylü","doi":"10.1016/j.jpsychires.2025.05.066","DOIUrl":"10.1016/j.jpsychires.2025.05.066","url":null,"abstract":"<div><div><strong>Objective</strong>: This study aimed to investigate the relationship between bruxism and obsessive-compulsive symptomatology, and understanding the positioning of bruxism within the framework of obsessive-compulsive spectrum disorders. <strong>Material and Method</strong>: The study included 80 individuals with bruxism, 78 with obsessive-compulsive disorder (OCD), and 82 healthy participants. All groups were administered the Bruxism Questionnaire, Maudsley Obsessive Compulsive Inventory, Patient Health Questionnaire-9, Generalized Anxiety Disorder Test-7, and Yale General Tic Severity Scale. <strong>Results</strong> indicated that total scores on the Maudsley Obsessive Compulsive Inventory, as well as subscale scores for checking, cleanliness, slowness, doubting, and rumination, were significantly higher in the OCD group compared to the bruxism group, and higher in the bruxism group than the control group. When controlling for anxiety and depression scores, the differences in total and controlling subscale scores of the Maudsley Obsessive Compulsive Inventory between the bruxism and control groups remained significant. The frequency of bruxism was higher in the OCD group compared to the control group. Additionally, total tic scores in the bruxism group were higher than those in the healthy control group. In <strong>conclusion,</strong> this study provides important insights regarding the classification of bruxism in psychiatry. It suggests that bruxism should have a definitive position in psychiatric classification, alongside its existing place in neurology and dentistry. This perspective is anticipated to enhance treatment outcomes for bruxism in clinical settings, particularly for cases unresponsive to conventional treatments.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 1-8"},"PeriodicalIF":3.7,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144196535","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Feasibility of digital monitoring in patients receiving ambulatory psychiatric care","authors":"Ismael Conejero ,&nbsp;Miguel Ángel Villalba ,&nbsp;Victoria Matos ,&nbsp;Oscar Jiménez ,&nbsp;Rafael García ,&nbsp;Lucía Albarracín-García ,&nbsp;Alejandro Porras-Segovia ,&nbsp;María Luisa Barrigón ,&nbsp;Jorge Lopez-Castroman ,&nbsp;Antonio Artés-Rodriguez ,&nbsp;Enrique Baca-Garcia","doi":"10.1016/j.jpsychires.2025.05.072","DOIUrl":"10.1016/j.jpsychires.2025.05.072","url":null,"abstract":"<div><h3>Objective</h3><div>Monitoring the course of mental disorders in patients receiving ambulatory care may help improve their outcome and reduce complications. For this purpose, smartphone based digital monitoring has been suggested as an effective approach. However, few data exist regarding its feasibility in real-world. In this naturalistic study, we investigated the feasibility of digital monitoring in patients receiving routine ambulatory care and its clinical determinants.</div></div><div><h3>Methods</h3><div>The clinical characteristics of patients were collected from the electronic clinical records. They included age, gender, diagnosis according to the International Statistical Classification of Diseases and Related Health Problems 10th criteria, and the measurement of severity according to the Clinical Global Impression-Severity scale. Engagement with digital monitoring at baseline was assessed by measuring the installation rate of the eB2 MindCare application on smartphones. The retention time in the digital monitoring (i.e., time until uninstallation and duration of use) was assessed over a 90-day follow-up period.</div></div><div><h3>Results</h3><div>Among the 212 patients involved in the ambulatory routine clinical follow-up, 148 installed the eB2 MindCare application on their smartphone. Most patients (82.5 %) were retained in the digital monitoring over the 90 days follow-up period. The engagement in the digital monitoring at baseline did not depend upon the clinical characteristics of patients (including age, gender, diagnosis or severity). The overall retention in the digital monitoring was not affected by those clinical characteristics. A diagnosis of impulsive disorder was associated with earlier interruption of the digital monitoring only during the first 90-day period.</div></div><div><h3>Conclusion</h3><div>Clinical characteristics do not influence engagement in digital monitoring or overall retention. Meanwhile, the diagnosis of impulsive disorders is related with earlier interruption of digital monitoring over the first 3 months. Hence, digital monitoring should be adapted for patients with impulsive disorders to increase their participation and improve their outcome.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 184-192"},"PeriodicalIF":3.7,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144271901","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Consumption of negative media content mediates the association between levels of trauma exposure and insomnia severity in Hispanic young adults","authors":"Michiyo Hirai ,&nbsp;Laura L. Vernon","doi":"10.1016/j.jpsychires.2025.05.069","DOIUrl":"10.1016/j.jpsychires.2025.05.069","url":null,"abstract":"<div><div>Research has shown that individuals who have experienced traumatic events are at greater risk of developing severe insomnia than those without trauma. Further, according to the stress sensitization hypothesis, victims of multiple traumas, compared to those who have experienced a single trauma, are particularly vulnerable to severe insomnia. One potential mechanism underlying the association between trauma experiences and insomnia is media exposure. Although avoidance behaviors are symptoms of posttraumatic stress, victims of traumas also demonstrate attentional bias toward threats and difficulty disengaging attention from threats. These cognitive tendencies may result in heightened vigilance to negative media content, particularly trauma-related content, leading to insomnia. The current study examined a mediation model in which trauma history (multiple traumas, single trauma, and no trauma) was the predictor, media exposure variables were the mediators, and insomnia was the outcome. Participants were predominantly Hispanic college students consisting of 116 victims of multiple traumas, 202 victims of a single trauma, and 378 individuals with no trauma. The multiple traumas group reported significantly elevated insomnia symptoms and more frequent viewing of trauma-related media content than the single trauma group and no trauma group. Trauma-related media content partially but significantly mediated the association between each group membership and insomnia. These findings highlight the need for assessment and interventions for media use when treating insomnia in trauma victims, particularly those with multiple trauma experiences.</div></div>","PeriodicalId":16868,"journal":{"name":"Journal of psychiatric research","volume":"189 ","pages":"Pages 56-63"},"PeriodicalIF":3.7,"publicationDate":"2025-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144229746","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}