Psychodynamic Versus Cognitive Behavioral Internet-Delivered Guided Self-help for Generalized Anxiety Disorder: A Randomized Controlled Trial

Linkoeping University1 site in 1 country81 target enrollmentJanuary 2009

ConditionsGeneralized Anxiety Disorder

Overview

Phase: Not Applicable
Intervention: Not specified
Conditions: Generalized Anxiety Disorder
Sponsor: Linkoeping University
Enrollment: 81
Locations: 1
Primary Endpoint: Penn State Worry Questionnaire (PSWQ)
Status: Completed
Last Updated: 15 years ago

Overview Investigators Eligibility Criteria Outcomes Sites Similar Trials

Overview

Brief Summary

The objective is to test if Internet-delivered cognitive behavior therapy (iCBT) or Internet-delivered psychodynamic therapy (iPDT) performs better for a population with generalized anxiety disorder (GAD), compared to a wait-list control condition.

Detailed Description

This was a non-inferiority trial within the context of a parallel group study with unrestricted randomisation in 1:1:1 ratio conducted in Sweden. Outcome assessors were blind to treatment status.

Registry

clinicaltrials.gov

Start Date

January 2009

End Date

December 2010

Last Updated

15 years ago

Study Type

Interventional

Study Design

Parallel

Sex

All

Investigators

Sponsor

Linkoeping University

Eligibility Criteria

Inclusion Criteria

•fulfill the diagnostic criteria for GAD according to DSM-IV
•have access to the Internet
•have good knowledge of the Swedish language

Exclusion Criteria

•recent (during last 6 weeks) change in psychiatric medication
•presently in any other psychological treatment
•severe depression
•suicidal ideation

Outcomes

Primary Outcomes

Penn State Worry Questionnaire (PSWQ)

Time Frame: Two weeks pre treatment to two weeks post treatment.

Change from baseline in anxiety symptoms to two weeks post treatment.

Secondary Outcomes

Montgomery Åsberg Depression Rating Scale-Self Rated (MADRS-S)(Two weeks pre treatment to two weeks post treatment)
Quality of Life Inventory (QOLI)(Two weeks pre treatment to two weeks post treatment)
Beck Depression Inventory (BDI)(Two weeks pre treatment to two weeks post treatment)
Beck Anxiety Inventory (BAI)(Two weeks pre treatment to two weeks post treatment)
Trimbos and iMTA questionnaire on Costs associated with Psychiatric illness (TIC-P)(Two weeks pre treatment to two weeks post treatment)
State Trait Anxiety Inventory (STAI)(Two weeks pre treatment to two weeks post treatment)
Generalized Anxiety Disorder Questionnaire IV (GAD-Q IV)(Two weeks pre treatment to two weeks post treatment)