Development of an Online ACT Intervention for Disorders of Gut-Brain Interaction

DGBI participants: Inclusion Criteria: 1. Age between 18 and 75 years; 2. Exhibiting clinical symptom severity for at least one DGBI diagnosis (assessed with the Rome IV Diagnostic Questionnaire for Functional Gastrointestinal Disorders in Adults (Palsson et al., 2016)); 3. Clinically meaningful levels of depressive symptoms or anxiety: score ≥ 13 on the Montgomery Åsberg Depression Rating Scale (MADRS; depressive symptoms), or score ≥ 10 on the Generalized Anxiety Disorder scale-7 (GAD-7; anxiety symptoms; Spitzer et al., 2006); 4. Stable medication for psychiatric symptoms including anxiety, depression, and sleep problems for at least two months prior to intervention; 5. Ability to read and write Swedish; 6. Access to a device (like a computer, tablet, or smartphone) with access to the internet and that can be used to attend video conferences and preview the intervention platform (i.e., have a microphone and speakers or headphones). Exclusion Criteria: 1. Currently undergoing any form of psychological intervention; 2. Increased risk of suicide (≥4 points on MADRS item 9); 3. Severe depression (≥34 points on MADRS). Healthcare professionals: Inclusion Criteria: a) Being a healthcare professional currently working with DGBI patients and/or with ACT-based/digital interventions.