Proof of Concept for a Mindfulness-Informed Intervention for Eating Disorder Symptoms, Self-Efficacy, and Emotion Regulation among Bariatric Surgery Candidates.

Autor: Felske AN; Department of Psychology, University of Calgary, Calgary, AB, Canada., Williamson TM; Department of Psychology, University of Calgary, Calgary, AB, Canada., Rash JA; Department of Psychology, Memorial University of Newfoundland, St. John's, NL, Canada., Telfer JA; Calgary Adult Bariatric Surgery Clinic, Alberta Health Services, Richmond Road Diagnostic and Treatment Services, Calgary, AB, Canada., Toivonen KI; Department of Psychology, University of Calgary, Calgary, AB, Canada., Campbell T; Department of Psychology, University of Calgary, Calgary, AB, Canada.
Jazyk: angličtina
Zdroj: Behavioral medicine (Washington, D.C.) [Behav Med] 2022 Jul-Sep; Vol. 48 (3), pp. 216-229. Date of Electronic Publication: 2020 Oct 14.
DOI: 10.1080/08964289.2020.1828255
Abstrakt: Up to 64% of patients seeking bariatric (weight-loss) surgery report eating disorder (ED) symptoms (addictive-like eating, binge eating, emotional eating, grazing) that can interfere with post-surgical weight loss. This prospective proof-of-concept study aimed to evaluate the impact of a pre-surgical mindfulness-informed intervention (MII) on ED symptoms and potential mechanisms-of-action to inform optimization of the intervention. Surgery-seeking adults attended four, 2-hour, MII sessions held weekly. Participants completed validated questionnaires assessing ED symptoms, eating self-efficacy, emotion regulation, and mindful eating pre-MII, post-MII, and at a 12-week follow-up. The MII consisted of mindfulness training, with cognitive, behavioral, and psychoeducational components. Fifty-six patients ( M  = 47.41 years old, 89.3% female) participated. Improvements in addictive-like eating, binge eating, emotional eating, and grazing were observed from pre- to post-MII. ED symptom treatment gains were either maintained or improved further at 12-week follow-up. Eating self-efficacy and emotion regulation improved from pre-MII to follow-up. Scores on the mindful eating questionnaire deteriorated from pre-MII to follow-up. In mediation analyses, there was a combined indirect effect of emotion regulation, eating self-efficacy, and mindful eating on grazing and binge eating, and an indirect effect of emotion regulation on emotional eating and addictive-like eating. Participation in the MII was associated with improvements in ED symptoms and some mechanisms-of-action, establishing proof-of-concept for the intervention. Future work to establish the MII's efficacy in a randomized controlled trial is warranted.
Databáze: MEDLINE
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