Mediators of change within a cognitive and a mindfulness-based intervention for depressio

Not Applicable

• Conditions: F32; F33; Depressive episode; Recurrent depressive disorder

• Registration Number: DRKS00014069
• Lead Sponsor: niversität Hildesheim,Institut für Psychologie,Arbeitsgruppe Klinische Psychologie

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Completion: 2015-02-27
• Study Start: 2018-02-26
• Results First Posted: 2019-11-06
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 72

Inclusion Criteria

To be included, participants had to meet the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV; American Psychiatric Association, 1994) criteria for a current episode of MDD.

Exclusion Criteria

Participants were excluded if they met one of the following criteria: a bipolar disorder, a lifetime psychotic disorder, a current alcohol or substance abuse or addiction, active suicidal ideations, a change in anti-depressive medication within the last six weeks preceding the study or a current psychotherapy. Diagnostic criteria were derived from the German version of the Structured Clinical Interview for DSM-IV (SCID I; Wittchen, Wunderlich, Gruschwitz, & Zaudig, 1997).

Study & Design

• Study Type: interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Changes in automatic thoughts (Automatic Thoughts Questionnaire-Revised (ATQ-R); German version: Pössel, Seemann, & Hautzinger, 2005), dysfunctional attitudes (Dysfunctional Attitude Scale (DAS); German short version: Joormann, 2004), mindfulness skills (Kentucky Inventory of Mindfulness Skills (KIMS); German version: Ströhle, Nachtigall, Michalak & Heidenreich, 2010), positive and negative affect (Positive and Negative Affect Schedule (PANAS); German version: Krohne, Egloff, Kohlmann & Tausch, 1996), pleasentness of activity (4 Items, based on a study by Geschwind, Peeters, Drukker, van Os & Wichers, 2011)<br><br>Th ATQ-R and DAS were assessed pre-treatment as well as every second day (= 7 measurements). The KIMS was measured pre- and post-treatment as well as after one week. Affect and pleasentness of activity were assessed evey day (=14 measurements).

Secondary Outcome Measures

Name	Time	Method
changes in depressive symptoms (German version of BDI-II: Hautzinger, Keller, & Kuehner, 2006). Depressive Symptoms were measured pre- and post-treatment as well as every second day (=8 measurements).