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Information processing, neuropsychological, and neurobiological processes in pediatric obsessive-compulsive disorder.

Completed
Conditions
- Cognitive Behavioral Therapy (CBT) (16 weekly sessions)- Waitlist (8 weeks), followed by CBT (16 weekly sessions)- For neurobiological measures there is a healthy control group.
Registration Number
NL-OMON20975
Lead Sponsor
Academic Medical Centre (AMC), Amsterdam
Brief Summary

/A

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
45
Inclusion Criteria

1. Children and adolescents 8 - 18 years;
2. Primary diagnosis: Obsessive Compulsive Disorder (OCD);
3. OCD symptoms for more than 6 months;
4. CY-BOCS total score > 16;
5. IQ > 80;
6. Informed consent of parents and child.

Exclusion Criteria

Use of the following medication:
1. SSRI;
2. TCA;
3. Anti-psychotic medication.

For neurobiological measures (fMRI):
1. Claustrophobia;
2. Metal on body.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
1. Severity of OCD (CY-BOCS; measured at the start of the waitlist condition, directly before start of the CBT, session 4, 8, 12 and 16 and follow up after 16 weeks);<br>2. Anxiety / Depression (RCADS) measured at the start of the waitlist, directly before start of the CBT, at the end of the therapy (session 16) and follow up after 16 weeks).
Secondary Outcome Measures
NameTimeMethod
1. Information-processing (explicit: OBQ-44 R, MCQ-A; Implicit: EAST) (measured at the start of the waitlist, directly before start of the CBT, session 8 and 16 and follow up after 16 weeks);<br>2. Inhibition / selective attention (Dot Probe; measured at the start of the waitlist, directly before start of the CBT, session 8 and 16 and follow up after 16 weeks);<br>3. Neuroimaging data: volumes grey and white matter, activity on planning (tower of London), selective attention (Flanker) and inhibition (DOT-probe)task in fMRI.
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