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1.
JAMA Psychiatry ; 2024 Sep 11.
Artículo en Inglés | MEDLINE | ID: mdl-39259534

RESUMEN

Importance: Psychiatry mainly deals with conditions that are mediated by brain function but are not directly attributable to specific brain abnormalities. Given the lack of concrete biological markers, such as laboratory tests or imaging results, the development of diagnostic systems is difficult. Observations: This narrative review evaluated 9 diagnostic approaches. The validity of the DSM and the International Classification of Disorders (ICD) is limited. The Research Domain Criteria is a research framework, not a diagnostic system. The clinical utility of the quantitatively derived, dimensional Hierarchical Taxonomy of Psychopathology is questionable. The Psychodynamic Diagnostic Manual Version 2 follows psychoanalytic theory and focuses on personality. Unlike the personality assessments in ICD-11 or DSM-5's alternative model, based on pathological extremes of the big 5 traits (extraversion, agreeableness, openness, conscientiousness, and neuroticism), it lacks foundation in empirical evidence. Network analytic approaches are intriguing, but their complexity makes them difficult to implement. Staging would be easier if individually predictive biological markers were available. The problem with all these new approaches is that they abstract patient experiences into higher-order constructs, potentially obscuring individual symptoms so much that they no longer reflect patients' actual problems. Conclusions and Relevance: ICD and DSM diagnoses can be questioned, but the reality of psychopathological symptoms, such as hallucinations, depression, anxiety, compulsions, and the suffering stemming from them, cannot. Therefore, it may be advisable to primarily describe patients according to the psychopathological symptoms they present, and any resulting personal syndromes, embedded in a framework of contextual clinical characterization including personality assessment and staging. The DSM and ICD are necessary for reimbursement, but they should be simplified and merged. A primarily psychopathological symptoms-based, clinical characterization approach would be multidimensional and clinically useful, because it would lead to problem-oriented treatment and support transdiagnostic research. It should be based on a universally used instrument to assess psychopathology and structured clinical characterization.

3.
Front Psychiatry ; 15: 1426475, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-39165505

RESUMEN

The Diagnostic and Statistical Manual of Mental Disorders, abbreviated as the DSM, is one of mental health care's most commonly used classification systems. While the DSM has been successful in establishing a shared language for researching and communicating about mental distress, it has its limitations as an empirical compass. In the transformation of mental health care towards a system that is centered around shared decision-making, person-centered care, and personal recovery, the DSM is problematic as it promotes the disengagement of people with mental distress and is primarily a tool developed for professionals to communicate about patients instead of with patients. However, the mental health care system is set up in such a way that we cannot do without the DSM for the time being. In this paper, we aimed to describe the position and role the DSM may have in a mental health care system that is evolving from a medical paradigm to a more self-contained profession in which there is increased accommodation of other perspectives. First, our analysis highlights the DSM's potential as a boundary object in clinical practice, that could support a shared language between patients and professionals. Using the DSM as a conversation piece, a language accommodating diverse perspectives can be co-created. Second, we delve into why people with lived experience should be involved in co-designing spectra of distress. We propose an iterative design and test approach for designing DSM spectra of distress in co-creation with people with lived experience to prevent the development of 'average solutions' for 'ordinary people'. We conclude that transforming mental health care by reconsidering the DSM as a boundary object and conversation piece between activity systems could be a step in the right direction, shifting the power balance towards shared ownership in a participation era that fosters dialogue instead of diagnosis.

4.
Schizophr Bull ; 2024 Aug 22.
Artículo en Inglés | MEDLINE | ID: mdl-39171674

RESUMEN

BACKGROUND AND HYPOTHESIS: Persistent distressing psychotic-like experiences (PLE) are associated with impaired functioning and future psychopathology. Prior research suggests that physical activities may be protective against psychopathology. However, it is unclear whether physical activities may interact with genetics in the development of psychosis. STUDY DESIGN: This study included 4679 participants of European ancestry from the Adolescent Brain Cognitive Development Study. Persistent distressing PLE was derived from the Prodromal-Questionnaire-Brief Child Version using four years of data. Generalized linear mixed models tested the association between polygenic risk score for schizophrenia (PRS-SCZ), physical activities, and PLE. The models adjusted for age, sex, parental education, income-to-needs ratio, family history of psychosis, body mass index, puberty status, principal components for PRS-SCZ, study site, and family. STUDY RESULTS: PRS-SCZ was associated with a greater risk for persistent distressing PLE (adjusted relative risk ratio (RRR) = 1.14, 95% CI [1.04, 1.24], P = .003). Physical activity was associated with less risk for persistent distressing PLE (adjusted RRR = 0.87, 95% CI [0.79, 0.96], P = .008). Moreover, physical activities moderated the association between PRS-SCZ and persistent distressing PLE (adjusted RRR = 0.89, 95% CI [0.81, 0.98], P = .015), such that the association was weaker as participants had greater participation in physical activities. CONCLUSIONS: These findings demonstrate that the interaction between genetic liability and physical activities is associated with trajectories of distressing PLE. Further research is needed to understand the mechanisms of physical activities and genetic liability for schizophrenia in the development of psychosis.

5.
Pharmacopsychiatry ; 2024 Aug 26.
Artículo en Inglés | MEDLINE | ID: mdl-39187245

RESUMEN

BACKGROUND: Currently, guidance on the most effective treatment for patients with clozapine-resistant schizophrenia-spectrum disorders (SSD) is lacking. While augmentation strategies to clozapine with aripiprazole and electroconvulsive therapy (ECT) have been demonstrated to be effective in patients with clozapine-resistant schizophrenia spectrum disorders (CRS), head-to-head comparisons between these addition strategies are unavailable. We therefore aim to examine the feasibility of a larger randomized, single-blind trial comparing the effectiveness, cost-effectiveness, and safety of aripiprazole addition vs. ECT addition in CRS. METHODS: In this multi-center, randomized, single-blind feasibility study, the feasibility of recruiting 20 participants with CRS who will be randomized to either aripiprazole or bilateral ECT addition will be assessed. The main endpoint is the number of patients willing to be randomized. The number of screened individuals and reasons to decline participation will be recorded. Effects will be estimated for the benefit of the foreseen larger trial. To that end, differences between both arms in symptom severity will be assessed using blinded video assessments. In addition, tolerability (e. g., cognitive functioning), safety, quality of life, recovery, and all-cause discontinuation will be compared. The follow-up period is 16 weeks, after which non-responders will be given the option to switch to the other treatment. DISCUSSION: Strengths of this feasibility trial include maintaining blinding with video assessment, a possibility to switch groups in case of non-response, and a broad set of outcome measures. Identification of factors contributing to non-participation and drop-out will generate valuable information on trial feasibility and may enhance recruitment strategies in a follow-up RCT. TRIAL REGISTRATION: The study has been approved by the Medical Research Ethics Committee of the Amsterdam University Medical Center, location AMC, and was registered on 1 May 2022 in the EU Clinical Trials Register (EudraCT) under the trial name 'EMECLO' (2021-006333-19).

6.
Schizophr Bull ; 2024 Jul 25.
Artículo en Inglés | MEDLINE | ID: mdl-39052918

RESUMEN

BACKGROUND AND HYPOTHESIS: Cognition has been associated with socio-occupational functioning in individuals at Clinical High Risk for Psychosis (CHR-P). The present study hypothesized that clustering CHR-P participants based on cognitive data could reveal clinically meaningful subtypes. STUDY DESIGN: A cohort of 291 CHR-P subjects was recruited through the multicentre EU-GEI high-risk study. We explored whether an underlying cluster structure was present in the cognition data. Clustering of cognition data was performed using k-means clustering and density-based spatial clustering of applications with noise. Cognitive subtypes were validated by comparing differences in functioning, psychosis symptoms, transition outcome, and grey matter volume between clusters. Network analysis was used to further examine relationships between cognition scores and clinical symptoms. STUDY RESULTS: No underlying cluster structure was found in the cognitive data. K-means clustering produced "spared" and "impaired" cognition clusters similar to those reported in previous studies. However, these clusters were not associated with differences in functioning, symptomatology, outcome, or grey matter volume. Network analysis identified cognition and symptoms/functioning measures that formed separate subnetworks of associations. CONCLUSIONS: Stratifying patients according to cognitive performance has the potential to inform clinical care. However, we did not find evidence of cognitive clusters in this CHR-P sample. We suggest that care needs to be taken in inferring the existence of distinct cognitive subtypes from unsupervised learning studies. Future research in CHR-P samples could explore the existence of cognitive subtypes across a wider range of cognitive domains.

7.
Schizophr Bull ; 50(5): 1039-1049, 2024 Aug 27.
Artículo en Inglés | MEDLINE | ID: mdl-38788048

RESUMEN

BACKGROUND AND HYPOTHESIS: Recent findings suggest the incidence of first-episode psychotic disorders (FEP) varies according to setting-level deprivation and cannabis use, but these factors have not been investigated together. We hypothesized deprivation would be more strongly associated with variation in FEP incidence than the prevalence of daily or high-potency cannabis use between settings. STUDY DESIGN: We used incidence data in people aged 18-64 years from 14 settings of the EU-GEI study. We estimated the prevalence of daily and high-potency cannabis use in controls as a proxy for usage in the population at-risk; multiple imputations by chained equations and poststratification weighting handled missing data and control representativeness, respectively. We modeled FEP incidence in random intercepts negative binomial regression models to investigate associations with the prevalence of cannabis use in controls, unemployment, and owner-occupancy in each setting, controlling for population density, age, sex, and migrant/ethnic group. STUDY RESULTS: Lower owner-occupancy was independently associated with increased FEP (adjusted incidence rate ratio [aIRR]: 0.76, 95% CI: 0.61-0.95) and non-affective psychosis incidence (aIRR: 0.68, 95% CI: 0.55-0.83), after multivariable adjustment. Prevalence of daily cannabis use in controls was associated with the incidence of affective psychoses (aIRR: 1.53, 95% CI: 1.02-2.31). We found no association between FEP incidence and unemployment or high-potency cannabis use prevalence. Sensitivity analyses supported these findings. CONCLUSIONS: Lower setting-level owner-occupancy and increased prevalence of daily cannabis use in controls independently contributed to setting-level variance in the incidence of different psychotic disorders. Public health interventions that reduce exposure to these harmful environmental factors could lower the population-level burden of psychotic disorders.


Asunto(s)
Trastornos Psicóticos , Humanos , Trastornos Psicóticos/epidemiología , Adulto , Masculino , Femenino , Incidencia , Adulto Joven , Adolescente , Persona de Mediana Edad , Europa (Continente)/epidemiología , Carencia Psicosocial , Uso de la Marihuana/epidemiología
8.
Lancet Psychiatry ; 11(6): 398-399, 2024 06.
Artículo en Inglés | MEDLINE | ID: mdl-38670128
9.
Psychol Med ; : 1-12, 2024 Apr 12.
Artículo en Inglés | MEDLINE | ID: mdl-38606591

RESUMEN

BACKGROUND: The relationship between childhood trauma (CT) and psychotic symptoms in patients with schizophrenia (SCZ), and subthreshold psychotic experiences in non-clinical populations is well-established. However, little is known about the relationship between subtypes of trauma and specific symptoms in patients, their siblings, and controls. It is also not clear which variables mediate the relationship between trauma and psychotic symptoms. METHODS: Seven hundred and forty-two patients with SCZ, 718 of their unaffected siblings and 1039 controls from three EU-GEI sites were assessed for CT, symptom severity, and cognitive schemas about self/others. CT was assessed with the Childhood Trauma Questionnaire, and cognitive schemas were assessed by The Brief Core Schema Scale. RESULTS: Patients with psychosis were affected by CT more than their siblings and controls in all domains. Childhood emotional abuse and neglect were more common in siblings than controls. CT was related to negative cognitive schemas toward self/others in patients, siblings, and controls. We found that negative schemas about self-mediated the relationship between emotional abuse and thought withdrawal and thought broadcasting. Approximately 33.9% of the variance in these symptoms was explained by the mediator. It also mediated the relationship between sexual abuse and persecutory delusions in SCZ. CONCLUSIONS: Our findings suggest that childhood abuse and neglect are more common in patients with schizophrenia than their siblings and healthy controls, and have different impacts on clinical domains which we searched. The relationship between CT and positive symptoms seems to be mediated by negative cognitive schemas about self in schizophrenia.

10.
Schizophr Res ; 267: 322-329, 2024 May.
Artículo en Inglés | MEDLINE | ID: mdl-38613863

RESUMEN

BACKGROUND: Similarities exist between contemporary explanatory models underlying psychosis development, functional somatic symptoms, and health anxiety. The current study aimed to examine the potential interplay between psychotic experiences (and alternate measures of anomalous self-experiences and aberrant attribution of salience) and functional somatic symptoms on the outcome of health anxiety in youths. METHODS: In a prospective general-population birth cohort, the Copenhagen Child Cohort 2000 (CCC2000), data from two time-points were available for 1122 individuals. We assessed the associations between psychotic experiences and functional somatic symptoms with health anxiety both cross-sectionally at ages 11- and 16-years, and longitudinally from age 11 to 16. Further, we examined if there was an interaction between these two domains on the outcome of health anxiety using the interaction contrast ratio. RESULTS: Functional somatic symptoms and psychotic experiences were strongly cross-sectionally associated with health anxiety at both ages 11 and 16, even after adjustment for general psychopathology. In the longitudinal analyses, functional somatic symptoms, and psychotic experiences at age 11 were not individually associated with health anxiety at age 16 but having both functional somatic symptoms and psychotic experiences was: odds ratio 3.90, 95%CI 1.7-8.9, with suggestion of evidence for interaction beyond the additive effects. This association was attenuated after adjustment for general psychopathology: odds ratio 2.6, 95 % CI 1.0-6.4. CONCLUSION: The strong associations between the domains support the idea of possible overlapping mechanisms underlying psychotic experiences, functional somatic symptoms, and health anxiety.


Asunto(s)
Ansiedad , Síntomas sin Explicación Médica , Trastornos Psicóticos , Humanos , Adolescente , Niño , Masculino , Femenino , Trastornos Psicóticos/epidemiología , Trastornos Psicóticos/fisiopatología , Estudios Longitudinales , Ansiedad/epidemiología , Ansiedad/fisiopatología , Estudios Transversales , Dinamarca/epidemiología
11.
Psychol Med ; 54(8): 1810-1823, 2024 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-38288603

RESUMEN

BACKGROUND: Incidence of first-episode psychosis (FEP) varies substantially across geographic regions. Phenotypes of subclinical psychosis (SP), such as psychotic-like experiences (PLEs) and schizotypy, present several similarities with psychosis. We aimed to examine whether SP measures varied across different sites and whether this variation was comparable with FEP incidence within the same areas. We further examined contribution of environmental and genetic factors to SP. METHODS: We used data from 1497 controls recruited in 16 different sites across 6 countries. Factor scores for several psychopathological dimensions of schizotypy and PLEs were obtained using multidimensional item response theory models. Variation of these scores was assessed using multi-level regression analysis to estimate individual and between-sites variance adjusting for age, sex, education, migrant, employment and relational status, childhood adversity, and cannabis use. In the final model we added local FEP incidence as a second-level variable. Association with genetic liability was examined separately. RESULTS: Schizotypy showed a large between-sites variation with up to 15% of variance attributable to site-level characteristics. Adding local FEP incidence to the model considerably reduced the between-sites unexplained schizotypy variance. PLEs did not show as much variation. Overall, SP was associated with younger age, migrant, unmarried, unemployed and less educated individuals, cannabis use, and childhood adversity. Both phenotypes were associated with genetic liability to schizophrenia. CONCLUSIONS: Schizotypy showed substantial between-sites variation, being more represented in areas where FEP incidence is higher. This supports the hypothesis that shared contextual factors shape the between-sites variation of psychosis across the spectrum.


Asunto(s)
Trastornos Psicóticos , Trastorno de la Personalidad Esquizotípica , Humanos , Trastornos Psicóticos/epidemiología , Masculino , Femenino , Europa (Continente)/epidemiología , Adulto , Brasil/epidemiología , Adulto Joven , Adolescente , Trastorno de la Personalidad Esquizotípica/epidemiología , Incidencia , Persona de Mediana Edad , Fenotipo
12.
JMIR Ment Health ; 11: e54202, 2024 Jan 09.
Artículo en Inglés | MEDLINE | ID: mdl-38194249

RESUMEN

This study examined and reflected on the frequency of people with psychotic symptoms and features as the target population in design studies for mental health care innovation.


Asunto(s)
Salud Mental , Trastornos Psicóticos , Humanos , Trastornos Psicóticos/terapia , Proyectos de Investigación
13.
Schizophr Bull ; 50(2): 327-338, 2024 Mar 07.
Artículo en Inglés | MEDLINE | ID: mdl-37824720

RESUMEN

BACKGROUND: Schizophrenia is a highly heritable brain disorder with a typical symptom onset in early adulthood. The 2-hit hypothesis posits that schizophrenia results from differential early neurodevelopment, predisposing an individual, followed by a disruption of later brain maturational processes that trigger the onset of symptoms. STUDY DESIGN: We applied hierarchical clustering to transcription levels of 345 genes previously linked to schizophrenia, derived from cortical tissue samples from 56 donors across the lifespan. We subsequently calculated clustered-specific polygenic risk scores for 743 individuals with schizophrenia and 743 sex- and age-matched healthy controls. STUDY RESULTS: Clustering revealed a set of 183 genes that was significantly upregulated prenatally and downregulated postnatally and 162 genes that showed the opposite pattern. The prenatally upregulated set of genes was functionally annotated to fundamental cell cycle processes, while the postnatally upregulated set was associated with the immune system and neuronal communication. We found an interaction between the 2 scores; higher prenatal polygenic risk showed a stronger association with schizophrenia diagnosis at higher levels of postnatal polygenic risk. Importantly, this finding was replicated in an independent clinical cohort of 3233 individuals. CONCLUSIONS: We provide genetics-based evidence that schizophrenia is shaped by disruptions of separable biological processes acting at distinct phases of neurodevelopment. The modeling of genetic risk factors that moderate each other's effect, informed by the timing of their expression, will aid in a better understanding of the development of schizophrenia.


Asunto(s)
Esquizofrenia , Humanos , Adulto , Esquizofrenia/genética , Encéfalo , Puntuación de Riesgo Genético , Herencia Multifactorial , Análisis por Conglomerados , Predisposición Genética a la Enfermedad
14.
JAMA Psychiatry ; 81(2): 115-116, 2024 Feb 01.
Artículo en Inglés | MEDLINE | ID: mdl-38117509

RESUMEN

This Viewpoint discusses the potential of salutogenesis, or emphasis on health- and wellness-promoting practices, as a public health approach to mitigate increasing levels of mental illness and distress.


Asunto(s)
Psiquiatría , Sentido de Coherencia , Humanos , Promoción de la Salud , Predicción
15.
J Clin Psychol ; 80(1): 127-143, 2024 01.
Artículo en Inglés | MEDLINE | ID: mdl-37800666

RESUMEN

OBJECTIVES: Self-esteem and self-esteem stability are important factors during adolescence and young adulthood that can be negatively impacted by childhood adversity and psychiatric symptoms. We examined whether childhood adversity and psychiatric symptoms are associated with decreased global self-esteem as well as increased self-esteem instability as measured with experience sampling method. In addition, we examined if childhood adversity moderates the association between psychiatric symptoms and self-esteem outcomes. METHODS: Our study consisted of 788 adolescents and young adults who were part of a twin pair. The twin structure was not of interest to the current study. Mean age was 16.8 (SD = 2.38, range: 14-25), 42% was male. We used a multilevel modeling approach to examine our hypotheses to account for the presence of twins in the data set. RESULTS: Childhood adversity and psychiatric symptoms were negatively associated with global self-esteem (respectively standardized ß = -.18, SE = 0.04, p < .0001 and standardized ß = -.45, SE = 0.04, p < .0001), with a larger effect for psychiatric symptoms. Similarly, both were associated with increased self-esteem instability (respectively standardized ß = .076, SE = 0.025, p = .002 and standardized ß = .11, SE = 0.021, p < .0001). In addition, interactions between childhood adversity and psychiatric symptoms on both global self-esteem (standardized ß = .06, SE = 0.01, p < .0001) and self-esteem instability (standardized ß = -.002, SE = 0.0006, p = .001) were found, showing that the negative association of psychiatric symptoms with self-esteem outcomes is less pronounced in young people with higher levels of childhood adversity, or formulated differently, is more pronounced in young people with little or no exposure to childhood adversity. CONCLUSION: Global self-esteem and self-esteem instability in young people are influenced by both current psychiatric symptomatology and exposure to childhood adversity. Those with more psychiatric symptoms show worse self-esteem and higher self-esteem instability, which is moderated by childhood adversity. For young people with high childhood adversity levels lower self-esteem and higher self-esteem instability are less influenced by reductions in psychiatric symptoms.


Asunto(s)
Experiencias Adversas de la Infancia , Humanos , Masculino , Adolescente , Adulto Joven , Adulto , Evaluación Ecológica Momentánea , Autoimagen , Factores de Riesgo
16.
Psychol Med ; 53(15): 7375-7384, 2023 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-38078747

RESUMEN

BACKGROUND: Childhood adversity and cannabis use are considered independent risk factors for psychosis, but whether different patterns of cannabis use may be acting as mediator between adversity and psychotic disorders has not yet been explored. The aim of this study is to examine whether cannabis use mediates the relationship between childhood adversity and psychosis. METHODS: Data were utilised on 881 first-episode psychosis patients and 1231 controls from the European network of national schizophrenia networks studying Gene-Environment Interactions (EU-GEI) study. Detailed history of cannabis use was collected with the Cannabis Experience Questionnaire. The Childhood Experience of Care and Abuse Questionnaire was used to assess exposure to household discord, sexual, physical or emotional abuse and bullying in two periods: early (0-11 years), and late (12-17 years). A path decomposition method was used to analyse whether the association between childhood adversity and psychosis was mediated by (1) lifetime cannabis use, (2) cannabis potency and (3) frequency of use. RESULTS: The association between household discord and psychosis was partially mediated by lifetime use of cannabis (indirect effect coef. 0.078, s.e. 0.022, 17%), its potency (indirect effect coef. 0.059, s.e. 0.018, 14%) and by frequency (indirect effect coef. 0.117, s.e. 0.038, 29%). Similar findings were obtained when analyses were restricted to early exposure to household discord. CONCLUSIONS: Harmful patterns of cannabis use mediated the association between specific childhood adversities, like household discord, with later psychosis. Children exposed to particularly challenging environments in their household could benefit from psychosocial interventions aimed at preventing cannabis misuse.


Asunto(s)
Experiencias Adversas de la Infancia , Cannabis , Trastornos Psicóticos , Esquizofrenia , Humanos , Niño , Cannabis/efectos adversos , Estudios de Casos y Controles , Trastornos Psicóticos/epidemiología , Trastornos Psicóticos/etiología , Trastornos Psicóticos/psicología , Esquizofrenia/epidemiología , Esquizofrenia/complicaciones
17.
Personal Neurosci ; 6: e5, 2023.
Artículo en Inglés | MEDLINE | ID: mdl-38107775

RESUMEN

The present study examines whether neuroticism is predicted by genetic vulnerability, summarized as polygenic risk score for neuroticism (PRSN), in interaction with bullying, parental bonding, and childhood adversity. Data were derived from a general population adolescent and young adult twin cohort. The final sample consisted of 202 monozygotic and 436 dizygotic twins and 319 twin pairs. The Short Eysenck Personality questionnaire was used to measure neuroticism. PRSN was trained on the results from the Genetics of Personality Consortium (GPC) and United Kingdom Biobank (UKB) cohorts, yielding two different PRSN. Multilevel mixed-effects models were used to analyze the main and interacting associations of PRSN, childhood adversity, bullying, and parental bonding style with neuroticism. We found no evidence of gene-environment correlation. PRSN thresholds of .005 and .2 were chosen, based on GPC and UKB datasets, respectively. After correction for confounders, all the individual variables were associated with the expression of neuroticism: both PRSN from GPC and UKB, childhood adversity, maternal bonding, paternal bonding, and bullying in primary school and secondary school. However, the results indicated no evidence for gene-environment interaction in this cohort. These results suggest that genetic vulnerability on the one hand and negative life events (childhood adversity and bullying) and positive life events (optimal parental bonding) on the other represent noninteracting pathways to neuroticism.

18.
Lancet Reg Health West Pac ; 40: 100881, 2023 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-37654623

RESUMEN

Background: Hong Kong is among the many populations that has experienced the combined impacts of social unrest and the COVID-19 pandemic. Despite concerns about further deteriorations in youth mental health globally, few epidemiological studies have been conducted to examine the prevalence and correlates of major depressive episode (MDE) and other major psychiatric disorders across periods of population-level changes using diagnostic interviews. Methods: We conducted a territory-wide household-based epidemiological study from 2019 to 2022 targeting young people aged 15-24 years. MDE, generalised anxiety disorder (GAD), panic disorder (PD), and bipolar disorder (BD) were assessed using the Composite International Diagnostic Interview-Screening Scales in 3340 young people. Psychotic disorders were assessed by experienced psychiatrists according to the DSM. Help-seeking patterns were also explored. Findings: 16.6% had any mental disorder (13.7% 12-month MDE, 2.3% BD, 2.1% GAD, 1.0% PD, 0.6% psychotic disorder). The prevalence of MDE increased from 13.2% during period 1 (May 2019-June 2020) to 18.1% during period 2 (July-December 2020), followed by 14.0% during period 3 (January-June 2021) and 13.2% during period 4 (July 2021-June 2022). Different stressors uniquely contributed to MDE across periods: social unrest-related stressors during period 1, COVID-19 stressors during period 2, and personal stressors during periods 3-4. Lower resilience, loneliness, frequent nightmares, and childhood adversity were consistently associated with MDE. Compared to other conditions, those with MDE showed the lowest service utilisation rate (16.7%). Perceiving services to "cost too much" and "talked to friends or relatives instead" were among the major reasons for not seeking help. MDE was also significantly associated with poorer functioning and health-related quality of life. Interpretation: MDE can be sensitive to population-level changes, although its persistently elevated prevalence across the study period is of concern. Efforts to mitigate their impacts on youth mental health alongside personal risk factors are needed. Further work is required to increase the availability and acceptability of youth-targeted mental health services. Funding: Food and Health Bureau (HKSAR Government).

20.
Artículo en Inglés | MEDLINE | ID: mdl-37624463

RESUMEN

PURPOSE: To explore gender differences of the associations between childhood adversity (CA) subtypes and psychiatric symptoms in the general population. METHODS: Data of 791 participants were retrieved from a general population twin cohort. The Symptom Checklist-90 Revised (SCL-90) and the Childhood Trauma Questionnaire were used to assess overall psychopathology with nine symptom domains scores and total CA with exposure to five CA subtypes, respectively. The associations between CA and psychopathology were analyzed in men and women separately and were subsequently compared. RESULTS: Total CA was associated with total SCL-90 and all symptom domains without significant gender differences. However, the analyses of CA subtypes showed that the association between emotional abuse and total SCL-90 was stronger in women compared to men [χ2(1) = 4.10, P = 0.043]. Sexual abuse was significantly associated with total SCL-90 in women, but emotional neglect and physical neglect were associated with total SCL-90 in men. Exploratory analyses of CA subtypes and SCL-90 subdomains confirmed the pattern of gender-specific associations. In women, emotional abuse was associated with all symptom domains, and sexual abuse was associated with all except phobic anxiety and interpersonal sensitivity. In men, emotional neglect was associated with depression, and physical neglect was associated with phobic anxiety, anxiety, interpersonal sensitivity, obsessive-compulsive, paranoid ideation, and hostility subdomains. CONCLUSION: CA is a trans-syndromal risk factor regardless of gender. However, differential associations between CA subtypes and symptom manifestation might exist. Abuse might be particularly associated with psychopathology in women, whereas neglect might be associated with psychopathology in men.

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