Investigation of Active Ingredients Within Internet-Delivered Cognitive Behavioral Therapy for Depression: A Randomized Optimization Trial.

ABSTRACT:

Importance

There is limited understanding of how complex evidence-based psychological interventions such as cognitive behavioral therapy (CBT) for depression work. Identifying active ingredients may help to make therapy more potent, brief, and scalable.

Objective

To test the individual main effects and interactions of 7 treatment components within internet-delivered CBT for depression to investigate its active ingredients.

Design, setting, and participants

This randomized optimization trial using a 32-condition, balanced, fractional factorial optimization experiment (IMPROVE-2) recruited adults with depression (Patient Health Questionnaire-9 [PHQ-9] score ≥10) from internet advertising and the UK National Health Service Improving Access to Psychological Therapies serv

SUBMITTER: Watkins E 

PROVIDER: S-EPMC10308300 | biostudies-literature | 2023 Sep

REPOSITORIES: biostudies-literature