Isabel Maria Soares da Silva

Dr. Isabel Maria Soares da Silva

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Research Focus & Metrics

Academic Career Length

32Years (1995-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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12 May 2023 in Healthcare
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ISIsabel Maria Soares da Silva
Isabel Maria Soares da Silva
DCDaniela Costa
Daniela Costa
Nonstandard work schedules such as shift work and night work tend to trigger problems for workers in different areas. To illustrate the diversity of areas affected and the relative interest of the scientific community, we conducted a literature review of the effects of shift work and night work on workers. In particular, we intended to identify the main variables addressed in the field of health, the family sphere, and the organizational context. The literature review was carried out using the Web of Science with the following terms: “shift work”, “rotating shifts”, and “night work”. Inclusion criteria incorporated empirical studies and articles written in Portuguese or English published in 2019. We selected 129 of the 619 articles identified. Regarding the impacts of shift work and night work, there existed a high discrepancy of focus between the three defined areas: health, family life, and organizational context. Specifically, health-related variables were the most studied (83.4%), followed by organizational variables (9.2%), and, lastly, family variables (7.4%). Based on these results, it is essential to extend the study of the two underrepresented impacts to other crucial areas, not only for the worker but also for organizations.

9 July 2021 in Administrative Sciences
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Sónia P. GonçalvesSónia P. Gonçalves
Sónia P. Gonçalves
Joana Vieira dos SantosJoana Vieira dos Santos
Joana Vieira dos Santos
ISIsabel Maria Soares da Silva
Isabel Maria Soares da Silva
AVAna Veloso
Ana Veloso
CBCatarina Brandão
Catarina Brandão
RMRita Moura
Rita Moura
COVID-19 has brought an unexpected need for change within organizations, particularly regarding human resource management. The nature of this global crisis has meant that these processes remain under-systematized. The aim of this study, which uses an exploratory design and mixed-methods analysis, is to contribute to describing the changes in human resource management practices and processes that resulted from this pandemic and to present the outlook of human resource managers for the future. One hundred and thirty-six Portuguese companies participated in the study, with the answers provided by their human resource managers. Results show that the main changes have occurred in the processes of work and safety, training, work organization, recruitment and selection, induction and onboarding, and communication. The profiles that emerged showed an association between the level of change and size of the organization. There was an increase in the use of teleworking and layoffs, and a positive assessment of the organizations’ level of preparation and adaptation to this crisis. Human resource managers reported that the most evident changes in the future will be associated with the use of technology, teleworking, and work organization. These findings are of the upmost importance, as human resource managers are essential pillars in the adjustment of the organizations to this pandemic situation.

13 November 2020 in Sustainability
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Ana Teresa Ferreira-OliveiraAna Teresa Ferreira-Oliveira
Ana Teresa Ferreira-Oliveira
JKJosé Keating
José Keating
ISIsabel Maria Soares da Silva
Isabel Maria Soares da Silva
Human resource management system (HRMS) is an organizational instrument that sends organizational messages to employees. If we consider that HRMS can be an indicator of organization’s involvement towards employees’ it is relevant to understand its impact in employees’ organizational commitment and study indicators that can help unravel the black box between HRMS and positive results, associating an emerging approach, sustainable HRMS that relates HRMS with sustainability, having as common features the association with positive results for employees. Recent literature has tested organizational trust (OT) as a relevant indicator in the understanding of this process. There have been studies that have debated and tested OT in managers as a mediator or moderator of HRMS on affective commitment (AOC) and support for both have been found. In this study, we attempt to contribute to the development of the field, by considering the terminological, conceptual and statistical distinction between moderator and mediator, testing two alternative models that may elucidate the relationship between these variables. 1328 valid responses with employees and managers from 21 Portuguese organizations were collected. A factor analysis, a cluster analysis, moderation tests using hierarchical linear regression, pos hoc tests and mediation tests with sequential regressions were performed. HRMS dimensions are mediated (partially or totally) by OT in manager towards AOC. HRMS dimensions (HR relationship with employees, comprehensibility, utility, visibility and distributive justice) influences OT in manager, which, in turn, influences AOC. Regarding moderation, the interaction between distributive justice and OT, pos-hoc tests showed that when distributive justice increases and levels of OT in manager is high, OAC increases rapidly. It seems that the importance of the distributive justice of HRMS only becomes relevant on OAC, if OT in manager is present. This empirical test of the HRMS model also suggests its reframing in two meta-dimensions: A. the agents of HR system, the HR relationship with employees based on their competence, consistent behavior, ability to solve problems and listening to people; and B. the effects of the system itself, possibly Visibility is the most relevant attribute. We suggest that these interactions between HR agents and employees are relevant and may lead to generalizations about the HRMS.

1 December 2014 in Tékhne
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SSS. Sousa
S. Sousa
ISIsabel Maria Soares da Silva
Isabel Maria Soares da Silva
AVAna Veloso
Ana Veloso
STS. Tzafrir
S. Tzafrir
GEG. Enosh
G. Enosh

1 January 2017 in Cadernos de Saude Publica
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IPIsabel Pereira
Isabel Pereira
AVAna Veloso
Ana Veloso
ISIsabel Maria Soares da Silva
Isabel Maria Soares da Silva
PCPatrício Costa
Patrício Costa
Explorou-se a relação entre compromisso organizacional e satisfação laboral nos colaboradores de unidades de saúde familiar. Participaram seis unidades de saúde familiar do norte de Portugal e 105 profissionais (médico, enfermeiros e secretários clínicos). Utilizaram-se as adaptações portuguesas da Escala do Compromisso Organizacional de Meyer & Allen (1997) e do Questionário de Satisfação com o Trabalho (Spector, 1985). Os resultados sugerem associação positiva entre compromisso organizacional e satisfação laboral. Os profissionais estão moderadamente satisfeitos e comprometidos com as unidades de saúde familiar, sendo a natureza do trabalho, a relação com os colegas e a comunicação os aspectos mais satisfatórios, e as recompensas o mais insatisfatório. A componente afetiva do compromisso evidencia-se, salientando o envolvimento e a identificação dos profissionais com o projeto unidades de saúde familiar. O modelo de regressão linear revelou-se significativo, o compromisso organizacional explica 22,7% da variância da satisfação com o trabalho. Para esta amostra, o compromisso organizacional prediz a satisfação com o trabalho.

1 January 2025 in Revista Brasileira de Medicina do Trabalho
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ITIara Teixeira
Iara Teixeira
ISIsabel Maria Soares da Silva
Isabel Maria Soares da Silva
ICIrene Cadime
Irene Cadime
This study presents an integrative review of the scientific literature on psychosocial risks in the workplace. Its aim is to critically examine existing definitions, identify conceptual convergences and divergences, and propose a more comprehensive and operational understanding of the phenomenon. A total of 24 empirical articles published between 2017 and 2021 were analyzed from the Web of Science and Scopus databases, following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines. The analysis revealed significant conceptual variation, reflecting diverse theoretical and contextual perspectives. A frequent confusion was observed between the terms “psychosocial risks” (referring to negative health outcomes) and “psychosocial risk factors” (the specific conditions that lead to those outcomes), which complicates practical implementation. Thus, an integrative definition was developed, emphasizing the complex interaction among structural, organizational, social, and individual conditions as well as subjective and contextual elements. The study also proposes a practical approach to operationalize this definition, integrating validated quantitative tools (e.g., Copenhagen Psychosocial Questionnaire, Job Content Questionnaire, iWorkHealth) with qualitative methods such as interviews and focus groups. The importance of clearly distinguishing between psychosocial risks, risk factors, and protective factors is underscored to support more effective organizational interventions. This review offers a significant contribution to the conceptual and operational clarity surrounding psychosocial risks, laying a solid foundation for practical application and fostering improvements in occupational health and workplace well-being.