Internet-Delivered Cognitive Behaviour Therapy for Adolescent Depression

Study Overview
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Brief Summary
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The purpose of this study is to determine whether tailored internet-administrated cognitive behaviour therapy (CBT) is a feasible approach in the treatment of depressive symptoms and comorbid anxiety symptoms.

Detailed Description
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As above

Official Title
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Guided Internet-Delivered and Tailored Cognitive Behaviour Therapy for Adolescents With Depression: a Randomized Controlled Trial

Conditions
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Depression, Anxiety

Intervention / Treatment
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* Behavioral: Tailored Internet-administrated CBT-Treatment


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Be between the ages of 15-19 years old Have symptoms of depression, major depression Exclusion Criteria: Suicidal ideation Alcohol addiction other major primary psychiatric disorder Ongoing psychological treatment recent (during last 4 weeks) change in psychiatric medication

Ages Eligible for Study
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Minimum Age: 15 Years
Maximum Age: 19 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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No

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Treatment
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| No Intervention: control<br>Weekly check-up | |
| Experimental: internet-delivered CBT<br>Tailored Internet-administrated CBT-Treatment | Behavioral: Tailored Internet-administrated CBT-Treatment<br>* Guided internet-delivered CBT with chat sessions<br>|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Beck Depression Inventory | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Beck Anxiety Inventory (BAI) | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment | 
| Social Interaction Anxiety Scale (SIAS) | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment | 
| The General Self-Efficacy Scale (GSE) | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment | 
| Subscale Life activites, WHO Disability Assessment Schedule 2.0 (WHODAS 2.0) | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment | 
| Knowledge of CBT strategies (developed by the research group) | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment | 
| Patient Health Questionnaire (PHQ) | Change from baseline to post treatment | Baseline, post treatment, 6 months- and 12 months post treatment | 
| The Mood and Feelings Questionnaire (MFQ) | Change from baseline to post treatment, six months and 12 months post treatment. | Baseline, post treatment, 6 months- and 12 months post treatment |