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Multi-session online interpretation bias training for anxiety in a community sample
Julie L Ji1, Sonia Baee2, Diheng Zhang3
1School of Psychological Science, University of Western Australia, Australia; Department of Psychology, University of Virginia, Virginia, United States.
Behaviour Research and Therapy
|May 10, 2021
Summary
Positive online cognitive bias modification training significantly reduced anxiety symptoms. This free intervention shows promise for anxiety relief, though high attrition rates were observed.
Area of Science:
- Psychology
- Clinical Psychology
- Digital Health
Background:
- Anxiety disorders are prevalent, necessitating accessible interventions.
- Cognitive bias modification of interpretation (CBM-I) targets maladaptive thinking patterns.
- Online delivery offers a scalable approach to mental health support.
Purpose of the Study:
- To assess the feasibility, target engagement, and preliminary efficacy of a free online CBM-I intervention for anxiety.
- To compare different CBM-I training ratios (positive vs. mixed) and imagery primes.
- To evaluate the intervention's impact on anxiety symptoms and interpretation biases.
Main Methods:
- A large community sample (N=807) with high trait anxiety was recruited.
- Participants were randomized to positive CBM-I, 50/50 CBM-I, or a no-training control group.
- Imagery primes (anxious vs. neutral) were also manipulated; data analyzed using latent growth curve modeling.
Main Results:
- Positive CBM-I training led to greater reductions in negative interpretations and increases in positive interpretations compared to control groups.
- Anxiety symptom reduction was significantly greater in the positive CBM-I group versus the no-training group.
- Anxious imagery primes showed a trend towards stronger intervention effects, but high attrition impacted later sessions.
Conclusions:
- Online positive CBM-I is a feasible intervention with promising preliminary efficacy for reducing anxiety.
- The intervention effectively modifies interpretation biases in individuals with high trait anxiety.
- High attrition rates necessitate further investigation into maintaining engagement in online CBM-I programs.
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