The power of imagination: Effect of future mental time travel on positive affect in patients with a depressive disorder.

Completed

Conditions: Depressive disorder
Major depressive disorder
10027946

Registration Number: NL-OMON46141

Lead Sponsor: niversiteit Utrecht

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: Not specified

Target Recruitment: 100

Inclusion Criteria

- Main diagnosis of major depressive disorder
- Daily internet access on a desktop computer in a private environment
- Sufficient Dutch reading and writing skills

Exclusion Criteria

- High suicidal risk
- Psychotic symptoms

Study & Design

Study Type: Interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p> The study is based on self-report questionnaires. The primary parameter is the<br /><br>score on the Positive and Negative Affect Scale (PANAS) before intervention,<br /><br>after and at follow-up. </p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Secondary objectives are to assess changes in emotion regulation strategies and<br /><br>depressive symptoms used before and after the intervention. Parameters are<br /><br>score on Response to positive affect scale (RPA), Ruminative response schale<br /><br>(RRS), Emotion regulation profile (ERP), Inventory of depressive symptoms<br /><br>(IDS-SR). Futhermore the Subjective Happiness scale (SHS) is used to replicate<br /><br>the measurement in the original study of Quoidbach and colleagues (2009) and<br /><br>the Questionaire upon mental imagery (QMI) to measure individual differences in<br /><br>imagery ability. </p><br>