Matías Irarrázaval
Datos Biográficos
| ID | 1088321 |
|---|---|
| NOMBRE | Matías Irarrázaval |
| NOMBRES | Matías |
| APELLIDO | Irarrázaval |
| FIRMA | IRARRÁZAVAL M |
| AFILIACIONES | University of Chile |
| ORCID | 0000-0002-7864-0257 |
| VERIFICADO | Sí |
| TOTAL DE OBRAS | 24 |
| TOTAL DE CITAS | 5 |
| TOTAL COMO AUTOR | 24 |
| TOTAL COMO EDITOR | 0 |
| PRIMER AÑO DE PUBLICACIÓN | 2015 |
| AÑO MÁS RECIENTE DE PUBLICACIÓN | 2026 |
| ÍNDICE H | 1 |
The impact of national suicide prevention strategies on suicide rates in the Region of the Americas
The development and implementation of national suicide prevention strategies (NSPSs) is one policy response to suicide prevention adopted by the World Health Organization (WHO); however, evidence on their effectiveness remains limited and mixed. This study assessed the impact of implementing an NSPS on sex-specific suicide mortality rates in nine countries within the Region of the Americas from 2000 to 2021. Suicide rates were obtained from the W…
Development and Implementation of National Real-Time Surveillance System for Suicide Attempts in Uruguay
Suicide is a major global public health concern and one of the leading causes of death worldwide. Previous suicide attempts are one of the strongest predictors of future suicide risk, underscoring the need for effective prevention strategies. Central to these strategies is the establishment of robust surveillance systems that deliver accurate and timely data at both national and local levels. This article describes the development, implementation…
Integrating mental health and psychosocial support into economic inclusion programming for displaced families in Ecuador
This study provides preliminary evidence of the acceptability and feasibility of integrating MHPSS into economic inclusion programs for displaced people. We found evidence supporting evaluation methods that can be employed in a future study to definitively test the added value of integrated approaches to mental health and economic wellbeing for displaced persons
The Effects of Social Determinants and Resilience on the Mental Health of Chilean Adolescents
The aim of this research was to evaluate the effects of social determinants (i.e., gender, educational vulnerability, and socioeconomic status) and resilience on the mental health of Chilean adolescents in pre-, during, and post-COVID-19 pandemic contexts. The study included a group of 684 students, ranging in age from 12 to 18 years, who were attending educational institutions in the city of Arica. The Child and Adolescent Assessment System (SEN…
Adverse sequelae of the Covid -19 pandemic on mental health services in Chile
Objective. This study seeks to describe the adverse effects of the COVID-19 pandemic on mental health services in Chile. Methods. This study is part of ongoing multicountry research known as the Mental Health Care – Adverse Sequelae of COVID-19 study (or the MASC study) that includes seven countries. Chile is the only one in Latin America. This study used a convergent mixed methods design. The quantitative component analyzed data about public men…
Well-Being and Mental Health in Teachers
The impact of the pandemic on teachers' mental health has also been an important issue. The aim of the study was to analyze the vital impact of COVID-19, spirituality, and the use of social-emotional strategies on teacher well-being, mediated by mental health. The sample was non-random, inviting all teachers in a city North of Chile to participate in the study. The sample consisted of 624 teachers. A total of 74.4% were women and 25.6% were men. …
The Mediating Role of Contextual Problems and Sensation Seeking in the Association between Substance Use and Mental Health in Adolescents from Northern Chile
Substance use is a risk behavior that has been associated with adverse mental health outcomes in adolescence. The aim of this study was to determine the relation between behavioral problems, emotional problems, and substance use as well as the mediating role of contextual problems and sensation seeking in this relation. A cross-sectional study of 2277 adolescents from Northern Chile was conducted. The System for the Evaluation of Children and Ado…
Mental Health in Indigenous Children and Adolescents
Religion Involvement and Substance Use Problems in Schoolchildren in Northern Chile
1) Background: Religious involvement and spirituality have proven to be sources of well-being for individuals at different moments in life and are also associated with a decrease in depression, anxiety, and substance use. Therefore, these could be protective factors against stressful conditions and contribute to mental health. The aim of the present study was to analyze the relationship between religious involvement and substance use among studen…
Public Policy Responses to Address the Mental Health Consequences of the Covid-19 Pandemic
Objectives: This paper reviews the mental health policies that have been implemented in Chile in response to the COVID-19 pandemic and the international context of countries' responses. Even before the start of the pandemic, there were significant barriers to access mental health services in Chile, coupled with a scenario of nationwide social unrest and protests that questioned the legitimacy of public institutions; now the rapidly worsening outb…
Does Maternal Mental Health and Maternal Stress Affect Preschoolers’ Behavioral Symptoms
(1) Background: Maternal stress and depression are considered risk factors in children's socioemotional development, also showing high prevalence worldwide. (2) Method: Participants correspond to a longitudinal sample of 6335 mother/child pairs (18-72 months), who were surveyed in 2010 and then in 2012. The hypothesis was tested with SEM analysis, setting the child's internalized/externalized problems as dependent variable, maternal depression as…
Salud mental primaria para niños, niñas y adolescentes institucionalizados
(analytical)Mental health care for vulnerable and institutionalized children and adolescents is a clinical and ethical challenge in Chile and Latin America. This study explores experiences and challenges encountered when providing mental health care among primary health care professionals. Qualitative research was conducted using an openended questionnaire for interviewing professionals in a rural area of Chile. The data was analyzed using Ground…
Relationship between Everyday Discrimination and Substance Use among Adolescents in Northern Chile
Substance use is a public health problem that affects the normal physical, neurological, and psychological development of adolescents. Apparently, discrimination is an important variable for explaining the initiation and continued use of alcohol and marijuana. Since most research focused on discrimination based on factors, such as race, ethnicity, sexual orientation, or gender faced by minority groups, studies on discrimination faced by the gener…
Feasibility and Acceptability of “Cuida tu Ánimo” (Take Care of Your Mood)
The rapid internet penetration in Latin American countries has made it possible to implement digital mental health interventions. "Cuida tu Ánimo" (Take Care of Your Mood) is an internet-based program for the prevention and early intervention of depression in adolescents. A pilot study was conducted in Chile and Colombia to study the feasibility and acceptability of the program and estimate its effects. There were 199 participants (53.3% women; m…
Programa de Acción Mundial para Superar las Brechas en Salud Mental (mhGAP) en Chile
Objetivos. Presentar la metodología de evaluación integral de la implementación del Programa de Acción Mundial para Superar las Brechas en Salud Mental (mhGAP) en Chile y exponer sus resultados. Métodos. Estudio evaluativo de corte transversal basado en una encuesta a referentes clave del programa, desplegados en los 29 servicios públicos de salud del país, y entrevistas individuales y grupos focales con actores clave y expertos. El foco de la ev…
Ethnic identity and life satisfaction in indigenous adolescents
Mental Health in Immigrant Children and Adolescents in Northern Chile Mental Health in Immigrant Children and Adolescents
Discriminación percibida en escolares migrantes en el Norte de Chile
Rec (29 de abril de 2019) Acept (6 de mayo de 2019)
Evolving child and adolescent mental health and development programs in Chile
This analysis reviews the situation of child and adolescent mental health in Chile, organizational determinants, and the initiatives and interventions implemented to enhance child development despite the country’s inequities. Progressive development of national mental health plans is covered, from the country’s first plan in 2000, to growing the number of mental health professionals and the training they receive, such as MhGAP, to the implementat…
Maternal and non-maternal care in infancy and later child cognitive, language and motor development in Chile
Capacidad de respuesta de la atención primaria en salud mental en Chile
This article identifies strategies that have contributed to the development of mental health response capacity in primary care in Chile and analyzes some lessons learned from this process. It highlights the formulation of national mental health plans, the gradual development of an information system, the investment of additional resources, the creation of programs and guidelines, human resources development, the positioning of mental health in in…
Resumenes proyectos de investigacion en psicologia Financiamiento fondo nacional de desarrollo cientifico y tecnologico - Fondecyt aprobados año 2014
Durante el año 2014 se resolvieron los concursos FONDECYT regular 2014 y de Iniciación a la investigación 2013. En el concurso de Iniciación a la Investigación, se presentaron 703 proyectos, de los cuales fueron aprobaron 308. De estos, 6 corresponden a Psicología (de un total de 20 proyectos postulados), por un valor de 358.897 millones de pesos, lo que constituye el 1,5% del total del financiamiento otorgado en esta categoría. En el concurso re…
Comparing Family Functionality Perception Between Non-aymara and Indigenous Aymara Families in Northern Chile
We compared perception of family functioning in a sample ( N = 1,496) of Aymara and non-Aymara parents and children living in Arica, Chile. The children were aged from 9 to 15 years and were recruited from the 5th to 8th grades of 9 elementary schools (4 public, 5 government-subsidized private schools) serving lower socioeconomic areas. Participants completed the Family Functioning Test (FF-SIL), which consists of 14 events or characteristics tha…
Afecta la forma de puntuación la estructura factorial del GHQ-12? Estudio exploratorio en estudiantes iberoamericanos
El objetivo de este estudio fue evaluar si el sistema de puntuación del Cuestionario de Salud General (GHQ-12) puede alterar la estructura factorial del instrumento. El método utilizado consideró a 1.972 estudiantes universitarios, correspondientes a 9 países iberoamericanos. Se realizó un modelamiento con ecuaciones estructurales para 1, 2, y 3 factores latentes. Dentro de cada tipo de estructura se analizó el mecanismo de puntuación de las preg…
Maternal and non-maternal care in infancy and later child cognitive, language and motor development in Chile
Religion Involvement and Substance Use Problems in Schoolchildren in Northern Chile
1) Background: Religious involvement and spirituality have proven to be sources of well-being for individuals at different moments in life and are also associated with a decrease in depression, anxiety, and substance use. Therefore, these could be protective factors against stressful conditions and contribute to mental health. The aim of the present study was to analyze the relationship between religious involvement and substance use among studen…
Ethnic identity and life satisfaction in indigenous adolescents
Afecta la forma de puntuación la estructura factorial del GHQ-12? Estudio exploratorio en estudiantes iberoamericanos
El objetivo de este estudio fue evaluar si el sistema de puntuación del Cuestionario de Salud General (GHQ-12) puede alterar la estructura factorial del instrumento. El método utilizado consideró a 1.972 estudiantes universitarios, correspondientes a 9 países iberoamericanos. Se realizó un modelamiento con ecuaciones estructurales para 1, 2, y 3 factores latentes. Dentro de cada tipo de estructura se analizó el mecanismo de puntuación de las preg…
Comparing Family Functionality Perception Between Non-aymara and Indigenous Aymara Families in Northern Chile
We compared perception of family functioning in a sample ( N = 1,496) of Aymara and non-Aymara parents and children living in Arica, Chile. The children were aged from 9 to 15 years and were recruited from the 5th to 8th grades of 9 elementary schools (4 public, 5 government-subsidized private schools) serving lower socioeconomic areas. Participants completed the Family Functioning Test (FF-SIL), which consists of 14 events or characteristics tha…
Afecta la forma de puntuación la estructura factorial del GHQ-12? Estudio exploratorio en estudiantes iberoamericanos
El objetivo de este estudio fue evaluar si el sistema de puntuación del Cuestionario de Salud General (GHQ-12) puede alterar la estructura factorial del instrumento. El método utilizado consideró a 1.972 estudiantes universitarios, correspondientes a 9 países iberoamericanos. Se realizó un modelamiento con ecuaciones estructurales para 1, 2, y 3 factores latentes. Dentro de cada tipo de estructura se analizó el mecanismo de puntuación de las preg…
Resumenes proyectos de investigacion en psicologia Financiamiento fondo nacional de desarrollo cientifico y tecnologico - Fondecyt aprobados año 2014
Durante el año 2014 se resolvieron los concursos FONDECYT regular 2014 y de Iniciación a la investigación 2013. En el concurso de Iniciación a la Investigación, se presentaron 703 proyectos, de los cuales fueron aprobaron 308. De estos, 6 corresponden a Psicología (de un total de 20 proyectos postulados), por un valor de 358.897 millones de pesos, lo que constituye el 1,5% del total del financiamiento otorgado en esta categoría. En el concurso re…
Capacidad de respuesta de la atención primaria en salud mental en Chile
This article identifies strategies that have contributed to the development of mental health response capacity in primary care in Chile and analyzes some lessons learned from this process. It highlights the formulation of national mental health plans, the gradual development of an information system, the investment of additional resources, the creation of programs and guidelines, human resources development, the positioning of mental health in in…
Discriminación percibida en escolares migrantes en el Norte de Chile
Rec (29 de abril de 2019) Acept (6 de mayo de 2019)
Evolving child and adolescent mental health and development programs in Chile
This analysis reviews the situation of child and adolescent mental health in Chile, organizational determinants, and the initiatives and interventions implemented to enhance child development despite the country’s inequities. Progressive development of national mental health plans is covered, from the country’s first plan in 2000, to growing the number of mental health professionals and the training they receive, such as MhGAP, to the implementat…
Maternal and non-maternal care in infancy and later child cognitive, language and motor development in Chile
Mental Health in Immigrant Children and Adolescents in Northern Chile Mental Health in Immigrant Children and Adolescents
Public Policy Responses to Address the Mental Health Consequences of the Covid-19 Pandemic
Objectives: This paper reviews the mental health policies that have been implemented in Chile in response to the COVID-19 pandemic and the international context of countries' responses. Even before the start of the pandemic, there were significant barriers to access mental health services in Chile, coupled with a scenario of nationwide social unrest and protests that questioned the legitimacy of public institutions; now the rapidly worsening outb…
Does Maternal Mental Health and Maternal Stress Affect Preschoolers’ Behavioral Symptoms
(1) Background: Maternal stress and depression are considered risk factors in children's socioemotional development, also showing high prevalence worldwide. (2) Method: Participants correspond to a longitudinal sample of 6335 mother/child pairs (18-72 months), who were surveyed in 2010 and then in 2012. The hypothesis was tested with SEM analysis, setting the child's internalized/externalized problems as dependent variable, maternal depression as…
Salud mental primaria para niños, niñas y adolescentes institucionalizados
(analytical)Mental health care for vulnerable and institutionalized children and adolescents is a clinical and ethical challenge in Chile and Latin America. This study explores experiences and challenges encountered when providing mental health care among primary health care professionals. Qualitative research was conducted using an openended questionnaire for interviewing professionals in a rural area of Chile. The data was analyzed using Ground…
Relationship between Everyday Discrimination and Substance Use among Adolescents in Northern Chile
Substance use is a public health problem that affects the normal physical, neurological, and psychological development of adolescents. Apparently, discrimination is an important variable for explaining the initiation and continued use of alcohol and marijuana. Since most research focused on discrimination based on factors, such as race, ethnicity, sexual orientation, or gender faced by minority groups, studies on discrimination faced by the gener…
Feasibility and Acceptability of “Cuida tu Ánimo” (Take Care of Your Mood)
The rapid internet penetration in Latin American countries has made it possible to implement digital mental health interventions. "Cuida tu Ánimo" (Take Care of Your Mood) is an internet-based program for the prevention and early intervention of depression in adolescents. A pilot study was conducted in Chile and Colombia to study the feasibility and acceptability of the program and estimate its effects. There were 199 participants (53.3% women; m…
Programa de Acción Mundial para Superar las Brechas en Salud Mental (mhGAP) en Chile
Objetivos. Presentar la metodología de evaluación integral de la implementación del Programa de Acción Mundial para Superar las Brechas en Salud Mental (mhGAP) en Chile y exponer sus resultados. Métodos. Estudio evaluativo de corte transversal basado en una encuesta a referentes clave del programa, desplegados en los 29 servicios públicos de salud del país, y entrevistas individuales y grupos focales con actores clave y expertos. El foco de la ev…
Ethnic identity and life satisfaction in indigenous adolescents
Well-Being and Mental Health in Teachers
The impact of the pandemic on teachers' mental health has also been an important issue. The aim of the study was to analyze the vital impact of COVID-19, spirituality, and the use of social-emotional strategies on teacher well-being, mediated by mental health. The sample was non-random, inviting all teachers in a city North of Chile to participate in the study. The sample consisted of 624 teachers. A total of 74.4% were women and 25.6% were men. …
The Mediating Role of Contextual Problems and Sensation Seeking in the Association between Substance Use and Mental Health in Adolescents from Northern Chile
Substance use is a risk behavior that has been associated with adverse mental health outcomes in adolescence. The aim of this study was to determine the relation between behavioral problems, emotional problems, and substance use as well as the mediating role of contextual problems and sensation seeking in this relation. A cross-sectional study of 2277 adolescents from Northern Chile was conducted. The System for the Evaluation of Children and Ado…
Mental Health in Indigenous Children and Adolescents
Religion Involvement and Substance Use Problems in Schoolchildren in Northern Chile
1) Background: Religious involvement and spirituality have proven to be sources of well-being for individuals at different moments in life and are also associated with a decrease in depression, anxiety, and substance use. Therefore, these could be protective factors against stressful conditions and contribute to mental health. The aim of the present study was to analyze the relationship between religious involvement and substance use among studen…
The Effects of Social Determinants and Resilience on the Mental Health of Chilean Adolescents
The aim of this research was to evaluate the effects of social determinants (i.e., gender, educational vulnerability, and socioeconomic status) and resilience on the mental health of Chilean adolescents in pre-, during, and post-COVID-19 pandemic contexts. The study included a group of 684 students, ranging in age from 12 to 18 years, who were attending educational institutions in the city of Arica. The Child and Adolescent Assessment System (SEN…
Adverse sequelae of the Covid -19 pandemic on mental health services in Chile
Objective. This study seeks to describe the adverse effects of the COVID-19 pandemic on mental health services in Chile. Methods. This study is part of ongoing multicountry research known as the Mental Health Care – Adverse Sequelae of COVID-19 study (or the MASC study) that includes seven countries. Chile is the only one in Latin America. This study used a convergent mixed methods design. The quantitative component analyzed data about public men…
Integrating mental health and psychosocial support into economic inclusion programming for displaced families in Ecuador
This study provides preliminary evidence of the acceptability and feasibility of integrating MHPSS into economic inclusion programs for displaced people. We found evidence supporting evaluation methods that can be employed in a future study to definitively test the added value of integrated approaches to mental health and economic wellbeing for displaced persons
Development and Implementation of National Real-Time Surveillance System for Suicide Attempts in Uruguay
Suicide is a major global public health concern and one of the leading causes of death worldwide. Previous suicide attempts are one of the strongest predictors of future suicide risk, underscoring the need for effective prevention strategies. Central to these strategies is the establishment of robust surveillance systems that deliver accurate and timely data at both national and local levels. This article describes the development, implementation…
The impact of national suicide prevention strategies on suicide rates in the Region of the Americas
The development and implementation of national suicide prevention strategies (NSPSs) is one policy response to suicide prevention adopted by the World Health Organization (WHO); however, evidence on their effectiveness remains limited and mixed. This study assessed the impact of implementing an NSPS on sex-specific suicide mortality rates in nine countries within the Region of the Americas from 2000 to 2021. Suicide rates were obtained from the W…
Psychology (19 obras) · Medicine (18 obras) · Psychiatry (16 obras) · Mental health (15 obras) · Developmental psychology (11 obras) · Nursing (10 obras) · Child and Adolescent Psychosocial and Emotional Development (9 obras) · Political science (9 obras) · Clinical Psychology (8 obras) · Public health (7 obras)