ICBT for Depression - A Factorial Investigation of Kinds of Therapist Support and Self-/Expert-selected Content

ICBT for Depression - A Factorial Investigation of Kinds of Therapist Support and Self-/Expert-selected Content

The study is a factorial randomized controlled trial investigating the efficacy of difference versions of internet-administered cognitive behavioral therapy.

The study is a 2 x 2 design. The first factor thought to be of relevance for the efficacy is the whether the content is selected by the participants themselves or by a therapist. The second factor consists of two levels: regular, continuous weekly support from a therapist or guidance on demand by a health care team consisting of a physician, a nurse, a clinical psychologist, an IT-technician and the principal investigator of the study.

Inclusion Criteria:

• Current depressive symptoms equivalent to a score of at least 5 on Patient Health Questionnaire 9 and a minimum of 10 points on Becks Depression Inventory.
• 18 years or older.
• Adequate ability to understand and speak Swedish.
• Access to the internet and a smartphone/computer.

Exclusion Criteria:

• Other ongoing psychological treatment or counselling.
• Recent (within the past 3 months) changes in the dose of psychotropic medication.
• Prior diagnosis of psychosis, bipolar disorder, or substance dependence.