In this article, we attempt to distinguish between the properties of moderator and mediator variables at a number of levels. First, we seek to make theorists and researchers aware of the importance of not using the terms moderator and mediator…
Health Psychology/Behavioral Medicine
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71,739 papers
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Objective: Without standardized definitions of the techniques included in behavior change interventions, it is difficult to faithfully replicate effective interventions and challenging to identify techniques contributing to effectiveness across…
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The present report meta-analyzes more than 300 empirical articles describing a relationship between psychological stress and parameters of the immune system in human participants. Acute stressors (lasting minutes) were associated with potentially…
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The capacity to exercise control over the nature and quality of one's life is the essence of humanness. Human agency is characterized by a number of core features that operate through phenomenal and functional consciousness. These include the…
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Theory provides a helpful basis for designing interventions to change behaviour but offers little guidance on how to do this. This paper aims to illustrate methods for developing an extensive list of behaviour change techniques (with definitions)…
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Objective: Meta-analyses of behavior change (BC) interventions typically find large heterogeneity in effectiveness and small effects. This study aimed to assess the effectiveness of active BC interventions designed to promote physical activity and…
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Mindfulness is an attribute of consciousness long believed to promote well-being. This research provides a theoretical and empirical examination of the role of mindfulness in psychological well-being. The development and psychometric properties of…
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BACKGROUND: For research on physical activity interventions to progress systematically, the mechanisms of action must be studied. In doing so, the research methods and their associated concepts and terminology become more complex. It is particularly…
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Self-regulation is a highly adaptive, distinctively human trait that enables people to override and alter their responses, including changing themselves so as to live up to social and other standards. Recent evidence indicates that self-regulation…
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It has long been recognized that the cell-cell adhesion receptor, E-cadherin, is an important determinant of tumor progression, serving as a suppressor of invasion and metastasis in many contexts. Yet how the loss of E-cadherin function promotes…
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This audit explores readmissions into inpatient services for adults with intellectual disabilities, using two case studies. Thirteen semi-structured interviews were conducted with professionals, to gain a multidisciplinary perspective, between…
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BACKGROUND: Precursors of marijuana use in early adolescence are largely unknown because studies generally focus on marijuana use among older adolescents or adults. METHODS: In this study, we examined precursors of marijuana use in a sample of 1023…
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OBJECTIVE: To review the literature of the validity of the Hospital Anxiety and Depression Scale (HADS). METHOD: A review of the 747 identified papers that used HADS was performed to address the following questions: (I) How are the factor structure,…
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In recent studies of the structure of affect, positive and negative affect have consistently emerged as two dominant and relatively independent dimensions. A number of mood scales have been created to measure these factors; however, many existing…
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As Hill et al point out in their powerful paper, there is often a difference between objective clinical and radiographic evidence of musculoskeletal disease activity or severity and the experience of pain, other symptoms and functional ability…
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This review of the current status of theoretically based behavioral research for chronic illness management makes the following points: (a) Behavioral interventions have demonstrated effectiveness for improving health outcomes using biomedical…
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Although there is a large and growing literature on tailored print health behavior change interventions, it is currently not known if or to what extent tailoring works. The current study provides a meta-analytic review of this literature, with a…
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This critical review assesses whether evaluation studies can answer three key questions about behaviour change interventions: 'Do they work? How well do they work? How do they work?' Reviews of intervention evaluations are examined, particularly…
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INTRODUCTION Complex interventions in health care, whether therapeutic or preventative, comprise a number of separate elements which seem essential to the proper functioning of the intervention although the âœactive ingredientââ of the intervention…
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A computer and a hand search of the literature recovered 33 papers from which 25 trials suitable for meta-analysis were identified. We compared the effectiveness of cognitive-behavioural treatments with the waiting list control and alternative…
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Student (Bachelor)University of Rochester Medical Center, Psychiatry Department -
Post DocArizona State University -
Ph.D. StudentDepartment of psychology, Umeå University -
Ph.D. StudentBerlin, Germany -
Associate ProfessorUniversity of Massachusetts - Boston