The effects of perseveration in Obsessive Compulsive Disorder on semantic satiation and dissociative doubt

Completed

Conditions: Obsessive Compulsive Disorder
obsessive neurosis
10002861

Registration Number: NL-OMON36836

Lead Sponsor: niversiteit Utrecht

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: Not specified

Target Recruitment: 50

Inclusion Criteria

Patients will be included when they have a DSM-IV diagnosis of Obsessive Compulsive Disorder. Patients are allowed to use SSRI drugs, the use of SSRI's will be controlled for in the analysis.
Healthy controls will be age/education matched with the patients included in the study.

Exclusion Criteria

Subjects will be excluded if they are insufficiently proficient in the Dutch language, and/or if they are addicted to alcohol or drugs; and/or if they are under 18 years of age; and/or if they present symtoms form the psychotic spectrum. Patients who use benzodiazepine drugs will be excluded.
Healthy controls will also be excluded when they have any current psychiatric disorder

Study & Design

Study Type: Interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>First part: The main study parameters are the ratings of dissociative<br /><br>uncertainty of OCD patients after clinical perseveration or after<br /><br>non-perseverative behaviour.<br /><br><br /><br>Second part: The main study parameters are the participants* ratings of<br /><br>dissociative uncertainty, the intolerance of dissociative uncertainty and the<br /><br>degree of semantic satiation after perseveratively and non-perseveratively<br /><br>repeating words. Semantic satiation will be determined by measuring reaction<br /><br>times in the relatedness decision task.</p><br>

Secondary Outcome Measures