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The purpose of this study is to determine whether internet-administered cognitive behavior therapy is a feasible treatment for generalized anxiety disorder.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| iCBT | Experimental | Receives treatment. |
|
| Waiting list control group | No Intervention | The waiting list control group initially receives no treatment, but do weekly screenings. After 9 weeks, the control group receives the same treatment as the other study arm. |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Internet-based cognitive behavioral therapy (iCBT) | Behavioral | 9 week internet-administered, therapist-assisted, controlled-progression cognitive behavioral therapy (iCBT). Individualized and disorder-specific. |
| Measure | Description | Time Frame |
|---|---|---|
| Change from baseline in Penn State Worry Questionnaire (PSWQ) | Measures anxiety symptoms related to Generalized Anxiety Disorder. 16 items. | 24 hours |
| Change from baseline in Penn State Worry Questionnaire (PSWQ) | Measures anxiety symptoms related to Generalized Anxiety Disorder. 16 items. | 6 months |
| Change from baseline in Penn State Worry Questionnaire (PSWQ) | Measures anxiety symptoms related to Generalized Anxiety Disorder. 16 items. | 12 months |
| Change from baseline in Penn State Worry Questionnaire (PSWQ) | Measures anxiety symptoms related to Generalized Anxiety Disorder. 16 items. | 24 months |
| Measure | Description | Time Frame |
|---|---|---|
| Change from baseline in Beck Anxiety Inventory (BAI) | 21 item rating scale for anxiety symptoms. | 24 hours |
| Change from baseline in Beck Anxiety Inventory (BAI) | 21 item rating scale for anxiety symptoms. |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Per Carlbring, Professor | Department of Psychology, Umeå University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Psychology, Umeå University | Umeå | Västerbotten County | 90181 | Sweden |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 26731173 | Result | Dahlin M, Andersson G, Magnusson K, Johansson T, Sjogren J, Hakansson A, Pettersson M, Kadowaki A, Cuijpers P, Carlbring P. Internet-delivered acceptance-based behaviour therapy for generalized anxiety disorder: A randomized controlled trial. Behav Res Ther. 2016 Feb;77:86-95. doi: 10.1016/j.brat.2015.12.007. Epub 2015 Dec 21. |
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| ID | Term |
|---|---|
| D000098647 | Generalized Anxiety Disorder |
| D001008 | Anxiety Disorders |
| ID | Term |
|---|---|
| D001523 | Mental Disorders |
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| 6 months |
| Change from baseline in Beck Anxiety Inventory (BAI) | 21 item rating scale for anxiety symptoms. | 12 months |
| Change from baseline in Beck Anxiety Inventory (BAI) | 21 item rating scale for anxiety symptoms. | 24 months |
| Change from baseline in Quality Of Life Inventory (QOLI) | The QOLI assessment yields an overall score and a profile of problems and strengths in 16 areas of life such as love, work and play. The QOLI test is a measure of positive psychology and positive mental health. | 24 hours |
| Change from baseline in Quality Of Life Inventory (QOLI) | The QOLI assessment yields an overall score and a profile of problems and strengths in 16 areas of life such as love, work and play. The QOLI test is a measure of positive psychology and positive mental health. | 6 months |
| Change from baseline in Quality Of Life Inventory (QOLI) | The QOLI assessment yields an overall score and a profile of problems and strengths in 16 areas of life such as love, work and play. The QOLI test is a measure of positive psychology and positive mental health. | 12 months |
| Change from baseline in Quality Of Life Inventory (QOLI) | The QOLI assessment yields an overall score and a profile of problems and strengths in 16 areas of life such as love, work and play. The QOLI test is a measure of positive psychology and positive mental health. | 24 months |
| Change from baseline in Montgomery-Åsberg Depression Rating Scale (MADRS) | 9-item depression rating scale. | 24 hours |
| Change from baseline in Montgomery-Åsberg Depression Rating Scale (MADRS) | 9-item depression rating scale. | 6 months |
| Change from baseline in Montgomery-Åsberg Depression Rating Scale (MADRS) | 9-item depression rating scale. | 12 months |
| Change from baseline in Montgomery-Åsberg Depression Rating Scale (MADRS) | 9-item depression rating scale. | 24 months |
| Change from baseline in Patient Health Questionnaire (PHQ-9) | The PHQ-9 is the nine item depression scale of the Patient Health Questionnaire. The PHQ-9 is a powerful tool for assisting primary care clinicians in diagnosing depression as well as selecting and monitoring treatment. The PHQ-9 is based directly on the diagnostic criteria for major depressive disorder in the Diagnostic and Statistical Manual Fourth Edition (DSM-IV). | Weekly during treatment period |
| Change from baseline in Patient Health Questionnaire (PHQ-9) | The PHQ-9 is the nine item depression scale of the Patient Health Questionnaire. The PHQ-9 is a powerful tool for assisting primary care clinicians in diagnosing depression as well as selecting and monitoring treatment. The PHQ-9 is based directly on the diagnostic criteria for major depressive disorder in the Diagnostic and Statistical Manual Fourth Edition (DSM-IV). | 24 hours |
| Change from baseline in Patient Health Questionnaire (PHQ-9) | The PHQ-9 is the nine item depression scale of the Patient Health Questionnaire. The PHQ-9 is a powerful tool for assisting primary care clinicians in diagnosing depression as well as selecting and monitoring treatment. The PHQ-9 is based directly on the diagnostic criteria for major depressive disorder in the Diagnostic and Statistical Manual Fourth Edition (DSM-IV). | 6 months |
| Change from baseline in Patient Health Questionnaire (PHQ-9) | The PHQ-9 is the nine item depression scale of the Patient Health Questionnaire. The PHQ-9 is a powerful tool for assisting primary care clinicians in diagnosing depression as well as selecting and monitoring treatment. The PHQ-9 is based directly on the diagnostic criteria for major depressive disorder in the Diagnostic and Statistical Manual Fourth Edition (DSM-IV). | 12 months |
| Change from baseline in Patient Health Questionnaire (PHQ-9) | The PHQ-9 is the nine item depression scale of the Patient Health Questionnaire. The PHQ-9 is a powerful tool for assisting primary care clinicians in diagnosing depression as well as selecting and monitoring treatment. The PHQ-9 is based directly on the diagnostic criteria for major depressive disorder in the Diagnostic and Statistical Manual Fourth Edition (DSM-IV). | 24 months |
| Change from baseline in Generalized Anxiety Disorder-7 (GAD-7) | 7-item screening form for Generalized Anxiety Disorder. | Weekly during treatment period |
| Change from baseline in Generalized Anxiety Disorder-7 (GAD-7) | 7-item screening form for Generalized Anxiety Disorder. | 24 hours |
| Change from baseline in Generalized Anxiety Disorder-7 (GAD-7) | 7-item screening form for Generalized Anxiety Disorder. | 6 months |
| Change from baseline in Generalized Anxiety Disorder-7 (GAD-7) | 7-item screening form for Generalized Anxiety Disorder. | 12 months |
| Change from baseline in Generalized Anxiety Disorder-7 (GAD-7) | 7-item screening form for Generalized Anxiety Disorder. | 24 months |