Publications by authors named "S G Dijkstra"

Background: Dutch adolescents predominantly purchase unhealthy snacks in supermarkets, which negatively influence their health. The aim of this study was to investigate the short- and longer-term effects of a nutrition peer-education intervention in supermarkets on food purchases and determinants of food purchase behaviour among adolescents of different education levels.

Methods: We performed a quasi-experimental study in three supermarkets (two intervention and one comparison school) in Amsterdam, the Netherlands.

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Article Synopsis
  • Healthy food nudges may be particularly beneficial for individuals from lower socioeconomic backgrounds, prompting a study on their effectiveness in grocery stores across different demographics.
  • Researchers analyzed data from multiple trials, focusing on how characteristics like education, gender, and age impact the success of these nudges in increasing the purchase of fruits and vegetables.
  • Findings revealed that, overall, healthy food nudges did not significantly influence fruit and vegetable purchases among participants, regardless of their sociodemographic profiles, suggesting the need for more effective strategies.
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Background And Hypothesis: Recovering from a first psychosis is a highly individual process and requires the person to make sense of their experiences. Clinicians, in turn, need to comprehend these first-person perspectives, creating a mutual sense-making dynamic. Antipsychotic medication is a substantial part of psychosis treatment.

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Background: This study aimed to determine the feasibility of a preoperative and postoperative (in- and outpatient) physical rehabilitation program, the Heart-ROCQ-pilot program.

Methods: This cohort study included patients undergoing cardiac surgery (including coronary artery bypass graft surgery, valve surgery, aortic surgery, or combinations of these surgeries) and participated in the Heart-ROCQ-pilot program. Feasibility involved compliance and characteristics of bicycle and strength training sessions in the three rehabilitation phases.

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The etiology of viral blips is not yet fully elucidated. One of the hypotheses is that blips reflect variations in residual viremia (RV) near the detectability threshold. In this study, we evaluated whether RV is associated with viral blips and which factors are associated with RV.

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