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1.
Personal Ment Health ; 2023 Dec 27.
Artículo en Inglés | MEDLINE | ID: mdl-38149314

RESUMEN

In the COVID-19 context, traits associated with antisociality can decrease concern and awareness about the potential harmfulness of the virus. This study investigated associations of pathological traits of antisocial personality disorder (ASPD) with behaviours and beliefs linked to COVID-19 containment measures. The sample consisted of 2230 Brazilian adults who answered ASPD-related facets of the Personality Inventory for DSM-5 and a questionnaire regarding adherence to COVID-19 containment measures. We applied the DSM-5 ASPD criteria to divide the sample into antisocial and non-antisocial groups. Our findings suggest that individuals meeting the criteria for ASPD tend to exhibit reduced compliance with pandemic control measures and lower adherence to hygiene practices. Moreover, sex, income, and age should be considered potential covariates in research investigating the relationship between antisocial traits and adherence to COVID-19 preventive measures. Altogether, our findings highlight ASPD traits' role in the predisposition to lack of prosocial behaviours of adherence to COVID-19 containment measures.

2.
Artículo en Inglés | MEDLINE | ID: mdl-37592048

RESUMEN

The two broad aims of this study were to (a) investigate how the three traits of the triarchic model-boldness, meanness, and disinhibition-relate to compliance with public health measures, as well as to internalizing and externalizing psychopathology, during a public health crisis, and (b) test for associations between psychopathology and compliance with public health measures. Participants were 947 Brazilian adult females aged 18-75 years who completed measures of the triarchic traits, internalizing and externalizing symptoms/problems, and a COVID-19 behaviors and beliefs questionnaire. Multiple regression and path analyses showed meanness to be the only triarchic trait significantly predictive of compliance with public health measures, in a negative direction, when controlling for the other traits. Results also demonstrated that compliance with public health measures was associated with levels of distress (negatively), obsessions/fear (positively), and positive mood (negatively). Overall, the results demonstrate the contributions of the triarchic traits to understanding complex phenomena, highlighting meanness as the most essential triarchic trait predictor of adherence to public health measures among females.

3.
Rev Colomb Psiquiatr (Engl Ed) ; 52(1): 29-37, 2023.
Artículo en Inglés, Español | MEDLINE | ID: mdl-37085235

RESUMEN

OBJECTIVE: The Inventory of Interpersonal Problems-Personality Disorders (IIP-PD-47) has a controversial factor structure, as some studies have provided support for 5 correlated factors, and others have suggested the existence of a general second-order dimension. One approach of data modelling that reconciles multidimensionality and the existence of a general factor is the bifactor analysis. We used unrestricted exploratory-confirmatory bifactor modelling to validate the Brazilian version of the IIP-PD-47. METHODS: The sample consisted of 1,091 subjects aged 18-64 years who answered the IIP-PD-47 and a collateral measure of pathological traits, the Dimensional Clinical Personality Inventory 2 (IDCP-2). RESULTS: After testing many candidate models, our data were best represented by a bifactor model with one general factor and five specific uncorrelated factors. Nevertheless, a closer inspection of the discriminant validity of each IIP-PD-47 factor revealed strong support for the general factor and a factor capturing aggressive behaviours, but less support for the additional four specific factors. CONCLUSIONS: The theoretical and practical implications of these findings are discussed, and some recommendations are offered about the need for controlling response styles when assessing PD traits via self-report inventories. Our findings indicate that the Brazilian version of IIP-PD has promising psychometric properties.


Asunto(s)
Trastornos de la Personalidad , Humanos , Brasil , Inventario de Personalidad , Reproducibilidad de los Resultados , Trastornos de la Personalidad/diagnóstico , Psicometría/métodos
4.
Rev. colomb. psiquiatr ; 52(1)mar. 2023.
Artículo en Inglés | LILACS-Express | LILACS | ID: biblio-1536117

RESUMEN

Objective: The Inventory of Interpersonal Problems-Personality Disorders (IIP-PD-47) has a controversial factor structure, as some studies have provided support for 5 correlated factors, and others have suggested the existence of a general second-order dimension. One approach of data modelling that reconciles multidimensionality and the existence of a general factor is the bifactor analysis. We used unrestricted exploratory-confirmatory bifactor modelling to validate the Brazilian version of the IIP-PD-47. Methods: The sample consisted of 1,091 subjects aged 18-64 years who answered the IIP-PD-47 and a collateral measure of pathological traits, the Dimensional Clinical Personality Inventory 2 (IDCP-2). Results: After testing many candidate models, our data were best represented by a bifactor model with one general factor and five specific uncorrelated factors. Nevertheless, a closer inspection of the discriminant validity of each IIP-PD-47 factor revealed strong support for the general factor and a factor capturing aggressive behaviours, but less support for the additional four specific factors. Conclusions: The theoretical and practical implications of these findings are discussed, and some recommendations are offered about the need for controlling response styles when assessing PD traits via self-report inventories. Our findings indicate that the Brazilian version of IIP-PD has promising psychometric properties.


Objetivo: El Inventario de Problemas Interpersonales-Trastornos de la Personalidad (IIP-PD-47) tiene una estructura factorial controvertida, ya que algunos estudios han apoyado 5 factores correlacionados y otros han sen˜ alado la existencia de una dimensión general de segundo orden. Un enfoque del modelado de datos que concilia la multidimensionalidad y la existencia de un factor general es el análisis de bifactores. Para validar la versión brasileña del IIP-PD-47, se utilizó un modelo bifactorial confirmatorio exploratorio sin restricciones. Métodos: La muestra incluyó a 1.091 sujetos de 18 a 64 anos que respondieron al IIP-PD-47 y una medida colateral de rasgos patológicos, el Inventario de Personalidad Clínica Dimensional 2 (IDCP-2). Resultados: Después de probar muchos modelos candidatos, nuestros datos se representaron mejor mediante un modelo bifactorial con 1 factor general y 5 factores específicos no correlacionados. Sin embargo, una inspección más cercana de la validez discriminante de cada factor IIP-PD-47 reveló un fuerte respaldo del factor general y un factor que capta comportamientos agresivos, pero menos respaldo a los 4 factores específicos adicionales. Conclusiones: Se discuten las implicaciones teóricas y prácticas de estos hallazgos y se ofrecen algunas recomendaciones sobre la necesidad de controlar los estilos de respuesta al evaluar los rasgos de la EP a través de inventarios de autoaplicados. Nuestros hallazgos indican que la versión brasileña de IIP-PD tiene propiedades psicométricas prometedoras.

5.
Scand J Psychol ; 64(2): 194-204, 2023 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-36240143

RESUMEN

Personality traits play a role in prosocial behavior in relation to containment measures intended to tackle the COVID-19 pandemic. Empirical findings indicated that individuals high in socially aversive traits such as callousness are less compliant with containment measures. This study aimed to add cross-cultural data on the relationship between antisocial traits and adherence to COVID-19 containment measures. The sample consisted of 4,538 adults recruited by convenience in nine countries (Australia, Brazil, England, Iraq, Iran, Italy, Jordan, Saudi Arabia, and the United States). Statistical analyses indicated two latent profiles from our sample, empathic and antisocial, and six COVID-19 containment-measure-related factors using measures covering antisocial traits (PID-5), empathy (ACME), global personality pathology (LPFS-BF), and COVID-19 behaviors and beliefs. Through MANCOVA, the antisocial profile consistently showed less compliance and concern about the COVID-19 containment measures, even when controlling for demographics and local pandemic covariables. The network analysis indicated a lack of empathy and callousness as crucial traits of the predisposition to non-compliant behavior. In elaborating on prosocial campaigns in community emergencies, our cross-cultural findings would need to consider personality traits that focus on antisociality, anticipating similar associations and potential impacts in future disease outbreaks.


Asunto(s)
COVID-19 , Adulto , Humanos , COVID-19/prevención & control , Pandemias/prevención & control , Comparación Transcultural , Personalidad , Organización Mundial de la Salud
6.
Rev. colomb. psicol ; 31(1): 65-76, Jan.-June 2022. tab, graf
Artículo en Inglés | LILACS-Express | LILACS | ID: biblio-1388962

RESUMEN

Abstract This study aimed to investigate the discriminative capacity of IDCP-2 factors to identify people with suicide risk. Moreover, we are providing a suicide indicator for IDCP-2. Participated 346 people aged between 18 and 72 years who responded to ASIQ, IDCP-2, and PID-5. We divided participants into three groups: low-risk group, moderate-risk, and high-risk group. We conducted mean comparisons, linear regression analysis, and ROC curve verification. The IDCP-2 factors were able to discriminate between the groups, with the high-risk presenting the highest means. The regression indicated Self-devaluation and Hopelessness as variables with a significant single contribution in explaining suicidal behavior. Suicide risk indicators demonstrated adequate performance in identifying people according to the risk group. Our findings indicate that the IDCP-2 factors can discriminate groups of people according to suicidal behavior. Besides, the suicide indicator developed showed sensitivity in the identification of people who reported attempted suicide.


Resumen Este estudio tuvo como objetivo investigar la capacidad discriminativa de los factores IDCP-2 para identificar a las per-sonas con riesgo de suicidio. Además, estamos proporcionando un indicador de suicidio para IDCP-2. Participaron 346 personas de entre 18 y 72 anos que respondieron a ASIQ, IDCP-2 y PID-5. Dividimos a los participantes en tres grupos: grupo de bajo riesgo, grupo de riesgo moderado y grupo de alto riesgo. Realizamos comparaciones de medias, análisis de regresión lineal y verificación de curva ROC. Los factores IDCP-2 pudieron discriminar entre los grupos, y el alto riesgo presentò los medios más altos. La regresión indicò autodevaluación y desesperanza como variables con una contribución única significativa en la explicaciòn del comportamiento suicida. Los indicadores de riesgo de suicidio demostraron un rendimiento adecuado en la identificaciòn de personas según el grupo de riesgo. Nuestros hallazgos indican que los factores IDCP-2 pueden discriminar grupos de personas de acuerdo con el comportamiento suicida. Además, el indicador de suicidio desarrollado mostrò sensibilidad en la identificaciòn de personas que informaron intento de suicidio.

7.
Psychol Health Med ; 27(2): 436-443, 2022 02.
Artículo en Inglés | MEDLINE | ID: mdl-34190018

RESUMEN

In March 2020, the World Health Organization (WHO) had declared the coronavirus disease 2019 (COVID-19) pandemic. Three weeks after WHO's declaration, almost 900,000 cases of COVID-19 were confirmed, with more than 43,000 deaths worldwide. Containment measures were recommended, such as social distancing and hand hygiene. Although they are known to be helpful to slow down the spread of the COVID-19, the efficiency of these measures depends on people's adherence. We explore whether personality traits account for variations in the commitment to the COVID-19 containment measures. The sample consisted of 814 Brazilian adults who answered a questionnaire about adherence to COVID-19 containment measures (COVID-19 questionnaire), factors of the Personality Inventory for DSM-5 (PID-5), and the affective resonance factor of the Affective and Cognitive Measure of Empathy (ACME). We conducted a network analysis. All connections observed in the network analysis were significant (p < .05). Empathy was the personality trait to present more connections to the COVID-19 questionnaire variables. The strongest positive connection was observed for emotional lability (PID-5) and the tendency to be concern about others getting the COVID-19 (COVID-19 questionnaire). Our findings indicated that empathy and emotional lability might be key traits directly associated with the propensity to adhere to the COVID-19 containment measures.


Asunto(s)
COVID-19 , Adulto , Brasil/epidemiología , COVID-19/epidemiología , COVID-19/prevención & control , Empatía , Humanos , Pandemias/prevención & control , SARS-CoV-2
8.
Scand J Psychol ; 62(6): 839-845, 2021 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-34245006

RESUMEN

Schizotypal personality disorder (STPD) is characterized by difficulties in intimate relationships, social and interpersonal deficits, and perceptual distortions. Encompassing this personality disorder and other mental conditions, the Hierarchical taxonomy of psychopathology (HiTOP) is an evidence-based, dimensional model covering pathological traits in its lower range. This study aimed to develop a self-report scale for screening pathological traits of STPD from the perspective of the HiTOP. The sample consisted of 474 Brazilian adults aged 18-70 years who answered the developed scale, the IDCP-STPD, facets of the Personality Inventory for DSM-5 (PID-5), and factors of the Computerized Adaptive Assessment of Personality Disorder Static Form (CAT-PD-SF). The scale was composed of 73 items distributed in two factors. Internal structure reliability was higher than 0.80 for all scores of the scale. The factors showed associations with the expected external measures, and the groups based on the STPD external measures (healthy and pathological) showed big to huge differences. Although initial, our findings suggested the IDCP-STPD as a helpful measure to the clinical context to screen the STPD pathological traits. Moreover, the structure observed for the IDCP-STPD confirms the spectrum level of the HiTOP.


Asunto(s)
Trastorno de la Personalidad Esquizotípica , Manual Diagnóstico y Estadístico de los Trastornos Mentales , Humanos , Relaciones Interpersonales , Personalidad , Inventario de Personalidad , Reproducibilidad de los Resultados
9.
Acta colomb. psicol ; 24(1): 121-129, Jan.-June 2021. tab
Artículo en Inglés | LILACS-Express | LILACS | ID: biblio-1278128

RESUMEN

Abstract The study aimed to verify the discriminant capacity of the factors of the Clinical Dimensional Personality Inventory 2 (IDCP-2) in the identification of people with substance dependence, as well as to compare this capacity with another instrument that evaluates pathological traits, the Personality Inventory for DSM-5 (PID-5). The sample was composed of 253 adults distributed in three groups: community sample, represented by 110 individuals with ages between 20 and 66 years (M = 32.3; SD = 10,1), 71.8% women; subclinical, 119 individual aged from 18 to 63 (M = 30.4; SD = 8.34), 61.3% women; clinical, 24 individual with ages between 19 and 59 (M = 36,4; SD = 11.2), 83.3% men. Two scales for substance dependence identification were administered (AUDIT and ASSIST), IDCP-2, and PID-5. Findings indicated that IDCP-2 is capable of discriminating between groups, mainly the extreme ones (i.e., clinical sample versus community sample). Moreover, similar discriminant capacity between IDCP-2 and PID-5 was observed. These findings are preliminary evidence that the IDCP-2 factors can identify people with substance dependence, with Hopelessness being the leading factor in the assessment of substance dependents.


Resumen El objetivo de este estudio fue verificar la capacidad de los factores del Inventario Dimensional Clínico de la Personalidad-2 (IDCP-2) en la identificación de personas con dependencia química, así como comparar su capacidad discriminatoria con otro instrumento que evalúa rasgos patológicos, el Personality Inventory for DSM -5 (PID-5). La muestra contó con 253 personas divididas en tres grupos: población general, con 110 personas con edades entre 20 y 66 años (M = 32.3, DP = 10.1) y 71,8% del sexo femenino; subclínico, con 119 individuos con edades entre 18 y 63 años (M = 30,4, DP = 8,34) y 61,3% del sexo femenino; clínico, con 24 participantes siendo 83,3% del sexo masculino y con edades entre 19 y 59 años (M = 36,4, DP = 11,2). Se aplicaron dos instrumentos para la identificación de la dependencia química (AUDIT y ASSIST), además del IDCP-2 y el PID-5. Los resultados indicaron que los factores utilizados del IDCP-2 son capaces de diferenciar los grupos, principalmente los extremos (clínico y población general). Además, se observó que el IDCP-2 posee capacidad predictiva de la dependencia química similar al PID-5. De esta manera, los hallazgos se configuran como evidencias preliminares de que los factores del IDCP-2 son capaces de identificar personas con dependencia química, siendo Desesperanza el factor principal en la evaluación de los dependientes químicos.

10.
Artículo en Inglés, Español | MEDLINE | ID: mdl-34049685

RESUMEN

OBJECTIVE: The Inventory of Interpersonal Problems-Personality Disorders (IIP-PD-47) has a controversial factor structure, as some studies have provided support for 5 correlated factors, and others have suggested the existence of a general second-order dimension. One approach of data modelling that reconciles multidimensionality and the existence of a general factor is the bifactor analysis. We used unrestricted exploratory-confirmatory bifactor modelling to validate the Brazilian version of the IIP-PD-47. METHODS: The sample consisted of 1,091 subjects aged 18-64 years who answered the IIP-PD-47 and a collateral measure of pathological traits, the Dimensional Clinical Personality Inventory 2 (IDCP-2). RESULTS: After testing many candidate models, our data were best represented by a bifactor model with one general factor and five specific uncorrelated factors. Nevertheless, a closer inspection of the discriminant validity of each IIP-PD-47 factor revealed strong support for the general factor and a factor capturing aggressive behaviours, but less support for the additional four specific factors. CONCLUSIONS: The theoretical and practical implications of these findings are discussed, and some recommendations are offered about the need for controlling response styles when assessing PD traits via self-report inventories. Our findings indicate that the Brazilian version of IIP-PD has promising psychometric properties.

11.
Psychol Health Med ; 24(6): 732-738, 2019 07.
Artículo en Inglés | MEDLINE | ID: mdl-30514098

RESUMEN

Dimensional literature reinforces the relevance of specific Dependent personality disorder (DPD) traits, as submissiveness, insecurity and avoidance of abandonment. In this paper we measured these traits through the Dimensional Clinical Personality Inventory-2 (IDCP-2). This study aims to verify the capacity of IDCP-2 factors to discriminate and predict DPD related symptoms. From a dataset with 4,503, a total of 305 people was divided in three groups: the community group (n = 200), the non-DPD group (N = 84), and the DPD group (n = 21). We administered six factors from IDCP-2, Insecurity, Abandonment Avoidance, Self-devaluation, Submissiveness, Masochism, and Self-driven Hopelessness. Groups comparison were significant, showing high effects in mostly cases. Multiple regression analysis showed the best predictors of the groups, i.e. Abandonment Avoidance and Self-driven Hopelessness. The findings of this study demonstrate that IDCP-2 covers the core traits of DPD, therefore, being a valid and applicable measure to discriminate DPD, which is particularly relevant in clinical settings. Although our findings suggested two factors as the most relevant measures to discriminant DPD patients from non-DPD/community samples, we did not suggest the restrict use of the Abandonment Avoidance and Self-driven Hopelessness factors for DPD screening. Limitations of the study were discussed.


Asunto(s)
Trastorno de Personalidad Dependiente/diagnóstico , Trastornos de la Personalidad/diagnóstico , Inventario de Personalidad/normas , Escalas de Valoración Psiquiátrica/normas , Adulto , Anciano , Femenino , Humanos , Masculino , Persona de Mediana Edad , Reproducibilidad de los Resultados , Adulto Joven
12.
Univ. psychol ; 16(2): 256-266, abr.-jun. 2017. tab, graf
Artículo en Inglés | LILACS, COLNAL | ID: biblio-963266

RESUMEN

Abstract This study of depression assessment aims to demonstrate the process of joint calibration and transfer standards between the internationally recognized BDI and EBADEP-A, a new instrument recently validated in Brazil. In addition to the illustration of methodological procedures, our study is intended to contribute to the elaboration of normative references for the latter instrument as an assessment of depression symptoms. We included 1666 participants divided into subgroups of patients and non-patients. The respondents answered the EBADEP-A and the Brazilian version of BDI. Data were analyzed using the Rasch-Andrich Rating Scale Model. We performed concurrent calibration of items of both instruments. Next, for each instrument we performed calibration with item parameters fixed based on prior analysis. Based on that, norms of the BDI were transfered to EBADEP-A. This procedure can be applied to any test that measures the same construct. This procedure produces a scale on the same metric.


Resumen Este estudio de evaluación de la depresión tiene como objetivo demostrar el proceso de calibración y transferencia conjunta entre el BDI y el EBADEP-A, un nuevo instrumento validado en Brasil. Además de la ilustración de los procedimientos metodológicos, este estudio pretende contribuir a la elaboración de referencias normativas para este último instrumento como una evaluación de los síntomas de depresión. Se incluyeron 1666 participantes divididos en subgrupos de pacientes y no pacientes. Los encuestados respondieron al EBADEP-A y a la versión brasileña del BDI. Los datos se analizaron utilizando el Rasch-Andrich Rating Scale Model. Se realizó la calibración simultánea de los ítems de ambos instrumentos. A continuación, para cada instrumento realizamos la calibración con parámetros de ítem fijados basados ​​en análisis previos. Basándose en eso, las normas del BDI fueron transferidas al EBADEP-A. Este procedimiento se puede aplicar a cualquier prueba que mida el mismo constructo, además produce una escala en la misma métrica.


Asunto(s)
Trastornos Mentales , Estudio de Evaluación , Depresión
13.
Psychiatry Res ; 241: 91-7, 2016 Jul 30.
Artículo en Inglés | MEDLINE | ID: mdl-27156030

RESUMEN

One of the recurrent outcomes after a stressor event as a disaster is post-traumatic stress disorder (PTSD), which appears to be mediated, in part, by emotional, behavioral, and psychological responses, arising from the belief system associated with the traumatic experience. Studies suggest that personality traits are related to how individuals face or adapt in the event of disaster phenomena. The present study aimed to investigate the relationship between PTSD, posttraumatic beliefs and personality traits in people who experienced disasters. 113 individuals participated in the survey, of both sexes (58.4% women) with ages ranging between 19 and 63 years (M=37.5; SD=12.1). We used the Dimensional Clinical Personality Inventory (IDCP), the Brazilian version of the Davidson Trauma Scale, and the Brazilian version of the Posttraumatic Cognitions Inventory. Among the findings, pathological personality characteristics relate positively with PTSD symptomatology, individuals who experienced disaster events presented more pathological personality traits when compared to those who did not experience these events, and negative beliefs were positively related with pathological characteristics of personality. We highlight the need for research on the relationships between personality characteristics and post-traumatic beliefs in order to promote more adequate interventions given the possible disease chronicity.


Asunto(s)
Desastres , Trastornos de la Personalidad/psicología , Trastornos por Estrés Postraumático/psicología , Adulto , Brasil , Femenino , Inundaciones , Humanos , Masculino , Persona de Mediana Edad , Adulto Joven
14.
Rev. colomb. psicol ; 23(2): 339-349, jul.-dic. 2014. ilus, tab
Artículo en Inglés | LILACS | ID: lil-742658

RESUMEN

This article compares the suitability of the dominance and unfolding models for the analysis of the Aggressiveness dimension in the IDCP (Dimensional Clinical Personality Inventory). The study included 975 subjects, with ages ranging from 18 to 81 years (M=29.82, SD=12.28), 58.9% of which were women. The IDCP is composed of 163 items and 12 dimensions; 27 items are related to Aggression. The analysis with the unfolding model indicated the exclusion of 15 items due to standard error. Results showed a better fit for the dominance model. This result may be due to the nature of the construct, because the items assess pathological aspects of personality representing one end of the continuum.


Este estudio compara la idoneidad de los modelos de dominancia y desdoblamiento para el análisis de la dimensión de Agresividad del IDCP (Inventario Dimensional Clínico de Personalidad). Participaron en el estudio 975 sujetos entre los 18 y los 81 años de edad (M=29,82; DE=12,28), de los cuales el 58,9% eran mujeres. El IDCP está integrado por 163 ítems y 12 dimensiones, con 27 ítems referentes a la Agresividad. El análisis a través del modelo del desdoblamiento produjo la exclusión de 15 ítems debido a error estándar. Los resultados mostraron un mejor ajuste del modelo de dominancia. Este resultado puede deberse a la naturaleza del constructo, por cuanto los ítems evalúan los aspectos patológicos de la personalidad que representan un extremo del continuum.


Este artigo compara a adequação da dominância e dos modelos que se desdobram para a análise da dimensão da agressividade no IDCP (Inventário Dimensional Clínico da Personalidade). O estudo incluiu 975 indivíduos, com idades que variam dos 18 até os 81 anos (M=29,82; SD=12,28), 58,9% dos quais eram mulheres. O IDCP é composto de 163 itens e 12 dimensões; 27 itens estão relacionados com a agressão. A análise com o modelo de desdobramento indicou a exclusão de 15 itens devido ao padrão de erro. Os resultados mostraram um melhor ajuste para o modelo de dominação. Esse resultado pode ser devido à natureza da construção, porque os itens avaliaram aspectos patológicos da personalidade, o que representa uma extremidade do continuum.

15.
J Anxiety Disord ; 25(3): 404-10, 2011 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-21129914

RESUMEN

Posttraumatic stress disorder (PTSD) and major depressive disorder (MDD) co-occur frequently, are highly correlated, and share three symptoms in common. In the present paper, the authors tested whether PTSD and MDD are similar or unique constructs by examining their symptoms using Rasch modeling. Data were used from the 766 trauma-exposed subjects in the National Comorbidity Survey-Replication (conducted in the early 2000s) with PTSD and MDD symptom ratings. Results demonstrate that MDD symptoms were less frequently endorsed than PTSD symptoms-even for the three symptoms shared between the disorders. PTSD and MDD items represented a single, underlying dimension, although modest support was found for a secondary sub-factor. Removing their shared symptoms, and additional depression-related dysphoria symptoms, continued to result in a single underlying PTSD-MDD symptom dimension. Results raise further questions about PTSD's distinctiveness from MDD, and the causes of their comorbidity.


Asunto(s)
Trastorno Depresivo Mayor/diagnóstico , Trastornos por Estrés Postraumático/diagnóstico , Adolescente , Adulto , Anciano , Anciano de 80 o más Años , Trastorno Depresivo Mayor/psicología , Femenino , Humanos , Entrevista Psicológica , Masculino , Persona de Mediana Edad , Modelos Psicológicos , Escalas de Valoración Psiquiátrica , Índice de Severidad de la Enfermedad , Trastornos por Estrés Postraumático/psicología
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