Frédérique Vallières

Frédérique Vallières
Trinity College Dublin | TCD · Centre for Global Health

PhD
Associate Professor in Global Health

About

138
Publications
62,869
Reads
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3,362
Citations
Citations since 2017
123 Research Items
3314 Citations
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Introduction
Frédérique Vallières is an Associate Professor in Psychology and Global Health and the Director of the Trinity Centre for Global Health, Trinity College Dublin. Frédérique's research interests are at the intersection of Psychology and Global Health, with a focus on Global Mental Health and Human Resources for Primary Health Care. She is currently the TCD Lead Investigator for Perform2Scale (www.perform2scale.org) and REFUGE-ED (www.refuge-ed.eu).
Additional affiliations
October 2010 - present
Trinity College Dublin
Position
  • Professor (Assistant)

Publications

Publications (138)
Article
Full-text available
Background: The global scale-up of community health workers (CHWs) depends on supportive management and supervision of this expanding cadre. Existing tools fail to incorporate the perspective of the CHW (i.e. perceived supervision) in terms of supportive experiences with their supervisor. Aligned to the WHO's strategy on human resources for health...
Article
Full-text available
Introduction Scaling-up is essential to ensure universal access of effective health interventions. Scaling-up is a complex process, which occurs across diverse systems and contexts with no one-size-fits-all approach. To date, little attention has been paid to the process of scaling-up in how to make adaptations for local fit. The aim of this resear...
Article
Full-text available
Background Close-to-community (CTC) providers of health care are a crucial workforce for delivery of high-quality and universal health coverage. There is limited evidence on the effect of training supervisors of this cadre in supportive supervision. Our study aimed to demonstrate the effects of a training intervention on the approach to and frequen...
Article
Full-text available
Background: Humanitarian workers operate in traumatic contexts, putting them at an increased risk of adverse mental health outcomes. The quality of the support they receive from their organization, their supervisor, and team members are proposed as determinants of mental illness and well-being, via the stress-appraisal process. Objective: Grounded...
Preprint
A nationwide survey of 2,004 adult Ukrainian parents who reported on their experiences of the war, how their own mental health has changed since the invasion in February 2022, and how the mental health of their children has changed. These data were collected between July and September 2022.
Preprint
Background: It is expected that the ongoing war in Ukraine will have a considerable negative impact on the mental health of the country’s population. This study aims to provide a preliminary estimate of the degree of change in the mental health problems of Ukrainian children following Russia’s invasion of Ukraine in February 2022, and identify the...
Chapter
Systems-thinking is a useful approach to deepen our understanding of the linkages, relationships, interactions, and behaviours that, together, comprise and shape our health systems. Offering a comprehensive range of opinion and scholarship from experts located across the world (Europe, North-America, Africa, Asia, and Oceania), spanning a wide rang...
Chapter
Systems-thinking is a useful approach to deepen our understanding of the linkages, relationships, interactions, and behaviours that, together, comprise and shape our health systems. Offering a comprehensive range of opinion and scholarship from experts located across the world (Europe, North-America, Africa, Asia, and Oceania), spanning a wide rang...
Chapter
Systems-thinking is a useful approach to deepen our understanding of the linkages, relationships, interactions, and behaviours that, together, comprise and shape our health systems. Offering a comprehensive range of opinion and scholarship from experts located across the world (Europe, North-America, Africa, Asia, and Oceania), spanning a wide rang...
Chapter
Systems-thinking is a useful approach to deepen our understanding of the linkages, relationships, interactions, and behaviours that, together, comprise and shape our health systems. Offering a comprehensive range of opinion and scholarship from experts located across the world (Europe, North-America, Africa, Asia, and Oceania), spanning a wide rang...
Article
Systems-thinking is a useful approach to deepen our understanding of the linkages, relationships, interactions, and behaviours that, together, comprise and shape our health systems. Offering a comprehensive range of opinion and scholarship from experts located across the world (Europe, North-America, Africa, Asia, and Oceania), spanning a wide rang...
Preprint
Background: There is currently limited information on how Russia’s war on Ukraine has affected the mental health of people living in Ukraine. Understanding the mental health effects of the war, and identifying who has been worst affected, is critical to informing mental health responses. A nationwide sample of parents in Ukraine were surveyed to (1...
Article
Full-text available
Objectives This study examined the association between perceived manageability of debt and risk of depression, anxiety, and mental health help-seeking among a nationally representative sample of adults living in the United Kingdom (UK). Methods Data was derived from the COVID-19 Psychological Research Consortium (C19PRC) Study Wave 6 (August/Septe...
Article
As COVID-19 vaccination for children becomes commonplace in Ireland, it is important to understand parent’s willingness to vaccinate their children and factors associated with hesitancy and resistance. Amongst a nationally representative sample of parents from Ireland, surveyed in March/April 2021, 52.1% had, or were intending to have their child v...
Article
Full-text available
Background: Understanding how pandemics differentially impact on the socio-protective and psychological outcomes of males and females is important to develop more equitable public health policies. We assessed whether males and females differed on measures of major depression and generalized anxiety during the COVID-19 the pandemic, and if so, whic...
Article
Full-text available
Aims Current information about the prevalence of various mental health disorders in the general adult population of the Republic of Ireland is lacking. In this study, we examined the prevalence of 12 common mental disorders, the proportion of adults who screened positive for any disorder, the sociodemographic factors associated with meeting criteri...
Article
Full-text available
Purpose The COVID-19 pandemic has affected the way many individuals go about their daily lives. This study attempted to model the complexity of change in lifestyle quality as a result of the COVID-19 pandemic and its context within the UK adult population. Methods Data from the COVID-19 Psychological Research Consortium Study (Wave 3, July 2020; N...
Article
Full-text available
Objectives: The COVID-19 Psychological Research Consortium (C19PRC) Study was established in March 2020 to monitor the psychological and socio-economic impact of the pandemic in the UK and other countries. This paper describes the protocol for Wave 5 (March-April 2021). Methods: The survey assessed: COVID-19 related experiences; experiences of c...
Article
Background In 2018, Complex Post-Traumatic Stress Disorder (CPTSD) was accepted into the International Classification of Diseases, edition 11 (ICD-11) to capture symptoms associated with exposure to chronic, inescapable trauma. Thereafter, the disorder's links with interpersonal trauma have been established. Objective Within a sample of homeless a...
Article
Background The World Health Organisation's Mental Health Gap Action Programme (mhGAP) training has been delivered throughout sub-Saharan Africa to enhance health workers' capacity to provide mental health care. mhGAP training evaluations typically assess one or two soft skills, namely trainee confidence to identify, manage and refer people with men...
Article
Full-text available
The last decade has seen a rising interest in brief and affordable psychological interventions delivered by lay providers to address the unmet need for mental health care in low resource settings. This study sought to (i) determine whether the implementation of a culturally-adapted low-intensity psychological intervention – Problem Management Plus...
Article
Full-text available
High risk of mental health problems is associated with loneliness resulting from social distancing measures and “lockdowns” that have been imposed globally due to the COVID‐19 pandemic. This study explores the interconnectedness of loneliness, anxiety and depression on a symptom level using network analysis. A representative sample of participants...
Article
Full-text available
Two theoretical perspectives have been proffered to explain changes in alcohol use during the pandemic: the ‘affordability-availability’ mechanism (i.e., drinking decreases due to changes in physical availability and/or reduced disposable income) and the ‘psychological-coping’ mechanism (i.e., drinking increases as adults attempt to cope with pande...
Article
Full-text available
Background The Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder scale (GAD-7) are self-report measures of major depressive disorder and generalised anxiety disorder. The primary aim of this study was to test for differential item functioning (DIF) on the PHQ-9 and GAD-7 items based on age, sex (males and females), and country....
Article
Full-text available
Background: Supervision is widely recognised as an important form of support for lay health service providers. However, guidance in appropriate supervision practices for task-shifting health interventions within the unique context of humanitarian emergencies is lacking. This review set out to identify empirically supported features of supervisory...
Article
Full-text available
This paper serves to alert IJPDS readers to the availability of a major new longitudinal survey data resource, the COVID-19 Psychological Research Consortium (C19PRC) Study, which is being released for secondary use via the Open Science Framework. The C19PRC Study is a rich and detailed dataset that provides a convenient and valuable foundation fro...
Article
Full-text available
Background Supportive supervision has been shown to improve worker resilience and wellbeing, which are particularly important in the context of humanitarian emergency settings. Despite its noted importance however, supervision remains an under-prioritised area in mental health and psychosocial support (MHPSS). Method The present study used a Delph...
Article
Full-text available
Introduction: Rates of torture are especially high among those seeking asylum, with global estimates of forced migrants having experienced torture exceeding 50%. Torture is the strongest predictor of PTSD amongst refugee populations. This study assesses the construct validity and diagnostic rate of the ICD-11 PTSD and Complex PTSD (CPTSD) within a...
Article
Full-text available
COVID-19 continues to pose a threat to global public health. Multiple safe and effective vaccines against COVID-19 are available with one-third of the global population now vaccinated. Achieving a sufficient level of vaccine coverage to suppress COVID-19 requires, in part, sufficient acceptance among the public. However, relatively high rates of he...
Article
Full-text available
Background Different types of childhood adversity often cluster and overlap, underlining the importance of studying likely patterns of adversity co-occurrences and their impact on child functioning. Further sex-specific investigations of adversity co-occurrences and their associations with child mental health are warranted. Objective To investigat...
Article
Full-text available
Objectives: This paper outlines fieldwork procedures for Wave 4 of the COVID-19 Psychological Research Consortium (C19PRC) Study in the UK during November-December 2020. Methods: Respondents provided data on socio-political attitudes, beliefs, and behaviours, and mental health disorders (anxiety, depression, and posttraumatic stress). In Phase 1...
Article
Full-text available
Background Despite recent advances in the development and provision of mental health and psychosocial support (MHPSS) in humanitarian settings, inadequate supervision remains a significant barrier to successful implementation. The present study sought to incorporate broad stakeholder engagement as part of the first phase of development of a new Int...
Preprint
This paper serves to alert IJPDS readers to the availability of a major new longitudinal survey data resource, the COVID-19 Psychological Research Consortium (C19PRC) Study, which is being released for secondary use via the Open Science Framework. The C19PRC Study is a rich and detailed dataset that provides a convenient and valuable foundation fro...
Article
Full-text available
Crisis pregnancy counselling (CPC) is a specific form of crisis counselling, whereby the pregnancy represents a personal crisis for the woman involved. While much research has been undertaken into understanding the antecedents and outcomes of crisis pregnancy, few studies have examined the experience of CPC from the perspective of counsellors. In a...
Article
Full-text available
The COVID-19 pandemic has brought about unprecedented global changes in individual and collective behaviour. To reduce the spread of the virus, public health bodies have promoted social distancing measures while attempting to mitigate their mental health consequences. The current study aimed to identify cognitive predictors of social distancing adh...
Preprint
Objective: Emerging evidence indicates that the mental health consequences of COVID-19 may not be as deleterious as initially feared. We analyzed the levels of symptom expression and rates of Major Depressive Disorder (MDD), Generalized Anxiety Disorder (GAD), and COVID-19 related Posttraumatic Stress Disorder (C19-PTSD) in the adult population of...
Preprint
Objective: The Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder scale (GAD-7) are self-report measures of major depressive disorder and generalised anxiety disorder. The primary aim of this study was to test for differential item functioning (DIF) on the PHQ-9 and GAD-7 items based on age, sex (males and females), and country.M...
Preprint
Shevlin et al. (2021) recently demonstrated heterogeneity in mental health and psychological responses to the COVID-19 pandemic over time from a nationally representative sample of UK adults (March–July 2020). Five subpopulations representing either stability, deterioration or improvement in both anxiety-depression and COVID-19 PTSD were identified...
Article
Full-text available
Background : Longitudinal data indicates that the mental health of the general population may not have been as badly affected by the COVID-19 pandemic as some had feared. Most studies examining change in mental health during the pandemic have assumed population homogeneity which may conceal evidence of worsening mental health for some. In this stud...
Article
Full-text available
The COVID-19 Psychological Research Consortium (C19PRC) study was established to determine the impact of the COVID-19 pandemic on the population of multiple countries. Here, we provide a methodological overview, cohort profile, data access, and summary of key findings from the Republic of Ireland arm of the C19PRC study. A longitudinal internet pan...
Article
Full-text available
Mobile Health Units (MHUs) have been implemented to deliver medical care to Internally Displaced Persons in Northwest (NW) Syria. Despite the popular use of MHUs in humanitarian emergencies, few guidelines are available for their design and implementation with notably limited gender considerations. This study, therefore, aimed to elucidate the proc...
Preprint
Objectives: This paper describes fieldwork procedures for the fifth wave of the COVID-19 Psychological Research Consortium (C19PRC) Study, conducted during March-April 2021. The C19PRC Study was established in March 2020 to monitor the psychological and socio-economic impact of the COVID-19 pandemic in the UK and other countries. Methods: The surve...
Article
Full-text available
Background: Safety climate is an essential component of achieving Universal Health Coverage, with several organisational, unit or team-level, and individual health worker factors identified as influencing safety climate. Few studies however, have investigated how these factors contribute to safety climate within health care settings in low- and mi...
Article
Full-text available
Conspiracy theories about COVID-19 have proliferated during the global pandemic, and their rapid spread among certain groups in the population has important implications for policy attitudes (e.g., motivation to engage in social distancing and willingness to vaccinate). Using survey data from two waves of a nationally representative, longitudinal s...
Article
Full-text available
Background : In this study, we compared the prevalence of posttraumatic stress disorder (PTSD), depression, and generalized anxiety disorder (GAD) before and during the COVID-19 pandemic across nationally representative samples of Irish adults. Methods : Participants were sampled in February 2019 (N = 1,020), April 2020 (N = 1,041), May 2020 (N =...
Article
Full-text available
Introduction Little is known about the lifetime prevalence of different indicators of suicidality in the Irish general population; whether suicidality has increased during the COVID-19 pandemic; and what factors associated with belonging to different points on a continuum of suicidality risk. Methods A nationally representative sample of Irish adu...
Preprint
Two theoretical perspectives have been proffered to explain changes in alcohol use during the pandemic: the ‘affordability-availability’ mechanism (i.e., drinking decreases due to changes in physical availability and/or reduced disposable income) and the ‘psychological-coping’ mechanism (i.e., drinking increases as adults attempt to cope with pande...
Article
Full-text available
Objectives: The COVID-19 Psychological Research Consortium (C19PRC) Study aims to assess the impact of the COVID-19 pandemic in the adult population in multiple countries. This paper describes the third wave of the UK survey (the 'parent' strand of the Consortium) during July-August 2020. Methods: Adults (N = 2025) who participated in the baseli...
Technical Report
Full-text available
This report forms part of Wellcome’s 2020 Workplace Mental Health Commission. The aim of the commission was to understand the existing evidence behind a sample of approaches for supporting anxiety and depression in the workplace, with a focus on younger workers. This report is about the use of Group Psychological First Aid for supporting humanitari...
Preprint
Funded by the Health Research Board and the Irish Research Council, this project was launched to determine what effect the pandemic has had on the mental health of the people of Ireland during the first year of the pandemic.
Article
Full-text available
PurposeThis study represents the first assessment of the prevalence of trauma exposure, and Posttraumatic Stress Disorder (PTSD) and Complex PTSD (CPTSD), ever conducted in the general population of the Republic of Ireland. Additionally, prevalence of past-year mental health service use, comorbidity with major depression and generalized anxiety, an...
Article
Full-text available
Objectives Hesitance and resistance to COVID-19 vaccination poses a serious challenge to achieving adequate vaccine uptake in the general population. Cross-sectional data from the early months of the pandemic indicates that approximately one-third of adults in multiple nations are hesitant or resistant to a vaccine for COVID-19. Using longitudinal...
Article
Full-text available
Background The coronavirus disease 2019 (COVID-19) emergency has led to numerous attempts to assess the impact of the pandemic on population mental health. The findings indicate an increase in depression and anxiety but have been limited by the lack of specificity about which aspects of the pandemic (e.g. viral exposure or economic threats) have le...
Preprint
Purpose: The COVID-19 pandemic has affected the way many individuals go about their daily lives. This study attempted to model the complexity of change in lifestyle quality as a result of the COVID-19 pandemic and its context within the UK adult population.Methods: Data from the COVID-19 Psychological Research Consortium Study (Wave 3, July 2020; N...
Preprint
Full-text available
Objectives: The COVID-19 Psychological Research Consortium (C19PRC) Study aims to assess the impact of the COVID-19 pandemic on the adult population in multiple countries. This paper describes the design and execution of the fourth wave of the UK survey (the ‘parent’ strand of the Consortium) during November-December 2020. Methods: This survey prio...
Preprint
Background: Longitudinal data indicates that the mental health of the general population may not have been as badly affected by the COVID-19 pandemic as some had feared. Most studies examining change in mental health during the pandemic have assumed population homogeneity which may conceal evidence of worsening mental health for some. In this study...
Preprint
Full-text available
Objectives: Hesitance and resistance to COVID-19 vaccination poses a serious challenge to achieving adequate vaccine uptake in the general population. Cross-sectional data from the early months of the pandemic indicates that approximately one-third of adults in multiple nations are hesitant or resistant to a vaccine for COVID-19. Using longitudinal...
Article
Full-text available
Few studies have examined changes in mental health before and after the outbreak of COVID-19. We examined changes in the prevalence of major depression and generalized anxiety disorder (GAD) between February 2019 and March-April 2020; if there were changes in major depression and GAD during six weeks of nationwide lockdown; and we identified factor...
Article
Full-text available
Individual differences in the response to trauma are influenced by numerous contextual factors such as one’s cultural background, the environment in which trauma occurs, the meanings attached to traumatic experiences, and various other social and cultural determinants both before and after traumatic exposure. This special issue of the European Jour...
Article
Full-text available
Humanitarian workers are at an elevated risk of occupational trauma exposure and its associated psychological consequences, and experience increased levels of anxiety, depression, and post-traumatic stress disorder (PTSD) compared to the general population. Psychological first aid (PFA) aims to prevent acute distress reactions from developing into...
Preprint
Background. The COVID-19 emergency has led to numerous attempts to assess the impact of the pandemic on population mental health. Findings indicate an increase in depression and anxiety but have been limited by the lack of specificity about which aspects of the pandemic (e.g. viral exposure or economic threats) have led to adverse mental health out...
Article
Full-text available
The over-purchasing and hoarding of necessities is a common response to crises, especially in developed economies where there is normally an expectation of plentiful supply. This behaviour was observed internationally during the early stages of the Covid-19 pandemic. In the absence of actual scarcity, this behaviour can be described as ‘panic buyin...
Article
Abstract The ICD-11 reconceptualized Posttraumatic Stress Disorder (PTSD) as a narrowly defined fear-based disorder, and introduced Complex PTSD (CPTSD) as a new diagnosis comprised of PTSD symptoms and symptoms of ‘Disturbances in Self-Organization’ (DSO) that are more reflective of general dysphoria. Previous research suggests that PTSD symptoms...
Article
Background : Coronavirus disease 2019 (COVID-19) and the public health measures enacted to control its spread may affect the mental health of the general population of Ireland. Funded under the Health Research Board’s COVID-19 Pandemic Rapid Response Funding Call, this protocol outlines the aims of a project to assess and protect the mental health...
Article
Full-text available
Research has demonstrated that situational factors such as perceived threats to the social order activate latent authoritarianism. The deadly COVID-19 pandemic presents a rare opportunity to test whether existential threat stemming from an indiscriminate virus moderates the relationship between authoritarianism and political attitudes toward the na...
Article
Full-text available
Background Capacity strengthening of primary health care workers is widely used as a means to strengthen health service delivery, particularly in low- and middle-income countries. Despite the widespread recognition of the importance of capacity strengthening to improve access to quality health care, how the term ‘capacity strengthening’ is both use...
Article
Full-text available
Identifying and understanding COVID-19 vaccine hesitancy within distinct populations may aid future public health messaging. Using nationally representative data from the general adult populations of Ireland ( N = 1041) and the United Kingdom (UK; N = 2025), we found that vaccine hesitancy/resistance was evident for 35% and 31% of these populations...
Article
Full-text available
Background: Adverse childhood experiences (ACEs) have been identified as an important public health problem with serious implications. Less well understood is how distinct configurations of childhood adversities carry differential risks for mental health, emotional, and social outcomes later in life. Objective: To determine if distinct profiles of...
Preprint
Conspiracy theories about COVID-19 have proliferated during the global pandemic, and their rapid spread among certain groups inthe population has important implications for policy attitudes (e.g., motivation to engage in social distancing and willingness to vaccinate). Using survey data from two waves of a nationally representative, longitudinal st...
Article
Full-text available
Current data on the prevalence and psychosocial correlates of sexual violence in the Republic of Ireland is lacking, with the most recent sexual abuse and violence survey dating back to 2001. The current study sought to identify what proportion of Irish adults have experienced sexual violence, if there are sex differences in exposure to different f...
Preprint
Objectives: The COVID-19 Psychological Research Consortium (C19PRC) Study aims to assess the impact of the COVID-19 pandemic in the adult population in multiple countries. This paper describes the execution of the third wave of the UK survey (the ‘parent’ strand of the Consortium) during July-August 2020. Methods: Adults (N=2025) who previously par...
Preprint
The COVID-19 pandemic may have affected mental health in the general population. We examined if a higher proportion of people screened positive for depression and generalized anxiety disorder (GAD) during the first week of nationwide quarantine than in February 2019; if each disorder increased over six weeks of quarantine; and what predicted screen...