Efficacy of Acceptance and Commitment Therapy in Daily Life (Act-Dl) in Early Psychosis: Results from the Multi-Centre Interact Randomized Controlled Trial

2021 ◽  
Author(s):  
Inez Germeys ◽  
Evelyne van Aubel ◽  
Thomas Vaessen ◽  
Henrietta Steinhart ◽  
Annelie Klippel ◽  
...  
2021 ◽  
Author(s):  
Evelyne van Aubel ◽  
Thomas Vaessen ◽  
Henrietta Steinhart ◽  
Annelie Klippel ◽  
Tim Batink ◽  
...  

BACKGROUND Acceptance and Commitment Therapy (ACT) is promising in the treatment of early psychosis. Augmenting face-to-face ACT with a mobile health (mHealth) ecological momentary intervention (EMI) may increase its treatment effects and empower clients to take treatment into their own hands. OBJECTIVE This study aimed to investigate treatment adherence to and acceptability of Acceptance and Commitment Therapy in Daily Life (ACT-DL), a novel Ecological Momentary Intervention for people with Ultra-High-Risk (UHR) state and a First-Episode Psychosis (FEP). METHODS In the multi-center INTERACT randomized controlled trial, UHR and FEP individuals aged 15-65 were randomized to treatment as usual only (TAU) (control) or to ACT-DL+TAU (experimental), consisting of 8 face-to-face sessions augmented with an ACT-based smartphone application, delivering ACT skills and techniques in daily life. We collected data on treatment adherence to and acceptability of ACT-DL. Predictors included baseline demographic, clinical and functional outcomes. RESULTS ACT-DL+TAU participants (n=71) completed a mean of 6 (SD=3) sessions, with 59% (n=42) of participants completing all sessions. App adherence data (n=58) shows that, on a weekly basis, participants used the app 13 times and were compliant to 6 out of 24 (25%) notifications. Distribution plots of debriefing scores (n=46) show that 85%-96% of participants reported usefulness on all acceptability items to at least some extent (scores ≥2; 1=no usefulness), and that 91% reported perceived burden by number and length of notifications (scores ≥2; 1=no burden). Ethnic minority background predicted lower notification response compliance (b=-4.37; p=.012), yet higher app usefulness (b=1.25; p=.049). Negative (b=-0.26; p=.010) and affective (b=0.14; p=.04) symptom severity predicted lower and higher ACT training usefulness respectively. Being female (b=-1.03; p=.049) predicted lower usefulness of the ACT metaphor images on the app. CONCLUSIONS Our results corroborate good treatment adherence to and acceptability of ACT-DL in early psychosis. We provide recommendations for future intervention optimization. CLINICALTRIAL The trial was prospectively registered within the Dutch Trial Register (ID: NTR4252). INTERNATIONAL REGISTERED REPORT RR2-10.1186/s13063-019-3912-4


Trials ◽  
2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Anna Guerrini Usubini ◽  
Roberto Cattivelli ◽  
Emanuele Maria Giusti ◽  
Francesco Vailati Riboni ◽  
Giorgia Varallo ◽  
...  

Abstract Background As treatment of choice in promoting psychological flexibility, Acceptance and Commitment Therapy (ACT) was found to be effective in several conditions, and among different populations, including weight management in individuals with obesity. However, the mechanism of action of psychological flexibility is less known. The aim of the present study is, within the context of a brief ACT intervention for behavioral change and behavioral maintenance of a healthy lifestyle in a sample of inpatients with obesity, to explore the effect of each subcomponent of the psychological flexibility model on treatment processes and outcomes. Methods A randomized controlled trial will be conducted. Ninety Italian adult inpatients with obesity attending a rehabilitation program for weight loss will be randomly allocated into three experimental conditions targeting respectively each subcomponent of the psychological flexibility model: group Engage focused on values-oriented behaviors, group Openness focused on acceptance and cognitive defusion, and group Awareness focused on being present and aware of thoughts, feelings, and behaviors at every moment. Weight, BMI (kg/m2), the Psychological General Well-Being Inventory (PGWBI), the Outcome Questionnaire-45.2 (OQ-45.2), the Depression Anxiety and Stress Scale (DASS-21), the Difficulties in Emotion Regulation Scale (DERS), the Dutch Eating Behaviors Questionnaire (DEBQ), the Brief Values Inventory (BVI), the Committed Action Questionnaire (CAQ), the Italian-Cognitive Fusion Questionnaire (I-CFQ), the Five Facet Mindfulness Questionnaire (FFMQ), and the Acceptance and Action Questionnaire (AAQ-II) will be assessed at the beginning (time 0), at the end of psychological intervention (time 1), and after 3 (time 2) and 6 months (time 3) and 9 months (time 4) from discharge. During the following month after discharge, outpatients will be monitored in their adherence to a healthy lifestyle, using a wearable device. To assess the effectiveness of the intervention, mixed between-within 3 (conditions) × 4 (times) repeated measure ANOVAs will be conducted to examine changes from time 0 to time 1, 2, 3, and 4 in means of weight, BMI, and means of scores PGWBI, OQ-45.2, DASS, DERS, DEBQ, AAQ-II, BVI, CAQ, I-CFQ, and FFMQ, between three groups. Discussion This study will contribute to clarify the mechanism of action of each subcomponent of the psychological flexibility model and understand its impact on the promotion of a healthy lifestyle. Trial registration ClinicalTrials.govNCT04474509. Registered on July 4, 2020


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