Effectivity of cognitive behavioral therapy in treating insomnia in a chronic psychiatric population with a depressive disorder.

Recruiting

Conditions: insomnia
10040991

Registration Number: NL-OMON36294

Lead Sponsor: Delta Psychiatrisch Centrum (Portugaal)

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Recruiting

Sex: Not specified

Target Recruitment: 64

Inclusion Criteria

1. Age between 18 and 65 years old.
2. Chronic patient, meaning more than 2 years in treatment
3. BDI depression score > 18
4. Meeting the criteria of insomnia according to DSM IV criteria
5. Fixed medication administration during participation

Exclusion Criteria

1. Acute psychiatric illness interfering with participation of treatment, consuming information, accomplishing homework. I.e. manic episode or PTSD.
2. Participating in psychotherapy during research
3. Seasonal mood disorder
4. Intelligence < 75
5. Sleeping problems with a treatable organic cause
6. More than average alcohol usage. More than 2 units a day, independent from sex
7. Current drug abuse
8. Insufficient skill of the Dutch language

Study & Design

Study Type: Interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The main parameters are the amount of sleep complaints and the quality of sleep<br /><br>before and after the CBT and waiting list condition and between both conditions<br /><br>after the training. Sleep complaints and quality consist of different<br /><br>parameters: subjective sleep quality, sleep onset, sleep efficiency, amount of<br /><br>sleep habits and sleep distortions. The are measured with a sleep diary and a<br /><br>questionnaire.</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Depressive symptoms are measured with the help of the Beck Depression<br /><br>Inventory (21 items focussing on symptoms in the past week). The quality of<br /><br>life questionnaire OQ-45 is used to measure quality of life and the DBAS 16<br /><br>(dysfunctional beliefs about sleep) is used to measure negative thought about<br /><br>sleep.</p><br>