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Collaborative Care in the Treatment of Depressive Disorder Containing an Antidepressant Algorithm and PST; a Multicentre Cluster Randomized Trial in Primary Care

Completed
Conditions
Depression
Major Depressive Disorder
Registration Number
NL-OMON29861
Lead Sponsor
Vrije Universiteit Medisch Centrum
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
240
Inclusion Criteria

A score of 15 or higher on the PHQ9, a short questionnaire that screens for Major Depressive Episode. The symptoms have to be present for at least six weeks, or have to cause marked dysfunctioning (for instance problems at work or sleeping problems).

Exclusion Criteria

Patients with high suicidal risk, those currently experiencing a psychotic episode, those who have dementia or those who are addicted to alcohol or narcotics are excluded from the study (they are however referred to the general practitioner in case of high suicide risk or a suggestion is given for another form of help).

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>Reduction of depressive symptoms remission.<br /><br>The severity of the symptoms is measured by the Inventory for Depressive<br /><br>Symptomatology-Self Report (IDS-SR) and the Patient Health Questionnaire<br /><br>depression subscale (PHQ9). The IDS-SR can be used for a global assessment of<br /><br>depressive symptoms. The instrument consists of 30 questions on a *0-3 scale*.<br /><br>The PHQ9 is a brief but valid instrument that scores each of the DSM-IV<br /><br>criteria from *0* (not at all) to *3* (nearly every day).<br /><br>Remission -reduction of DSM-IV criteria below threshold for a depressive<br /><br>disorder diagnosis [ref APA]- is measured by the MINI interview at the end of<br /><br>the intervention period (T1) and 12 months (T3), and with the PHQ9 -cut-off<br /><br>score below 15-. </p><br>
Secondary Outcome Measures
NameTimeMethod
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