Evaluation of obsessive-compulsive disorders in children and young adults
Official title: Evaluation Study: Obsessive-compulsive Disorders in Childhood and Young Adulthood
Run by Psychiatric University Hospital, Zurich · NCT04723485 · Data updated 2026-11-12
This study is looking to understand obsessive-compulsive disorders in kids and teens aged 8 to 18 to find ways to make their treatment better and faster.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 4 Years to 18 Years |
| Sex | All |
| Enrollment | 625 (estimated) |
| Sponsor | Psychiatric University Hospital, Zurich Academic / other |
| Locations | 1 site (Zurich, Canton of Zurich) |
| Status | Recruiting |
| Started | May 1, 2020 |
| Main results expected | March 1, 2026 |
| Study ends | March 1, 2026 |
| Registry record updated | May 13, 2025 |
| Trial ID | NCT04723485 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are children and young adults aged 8-18 who have been diagnosed with obsessive-compulsive disorder.
✕Probably not a fit
Patients with schizophrenia-related disorders or those who do not meet the diagnostic criteria for OCD may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational study focuses on understanding obsessive-compulsive disorders (OCD) in children and young adults aged 8 to 18. It aims to identify causal variables and predictors that can improve treatment outcomes for this population. By collecting and analyzing data from participants diagnosed with OCD, the study seeks to enhance the speed and effectiveness of treatment interventions. Participants will be required to have good German language skills and a confirmed diagnosis of OCD according to ICD-10 criteria.
Why it matters
Potential benefit: If successful, this study could lead to faster and more effective treatments for children and young adults suffering from obsessive-compulsive disorders.
How similar studies have gone: Other studies have shown success in understanding and treating OCD in similar age groups, indicating that this approach is supported by existing research.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Children and young people from 8-18 years of age who fulfill the international classification of diseases tenth edition (ICD-10) , obsessive-compulsive disorder handled in our clinic. * Good German language speaking skills * IQ \> 75 * All study participants or their legal representative have given written permission for their experiences to be documented in the study. Exclusion Criteria: * Schizophrenia-related disorders (psychoses) * Missing data * Data sets without confirmed diagnosis * Purely consultaive patient interview (no therapy intervention prescribed)
Where it's running
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Psychiatric University Clinics, Department of Child and Adolescent Psychiatry
Zurich, Canton of Zurich, Switzerland Recruiting
Study contacts
- Principal investigator: Susanne Walitza, Prof. Dr. med. Dipl.-Psych. — Sponsor-Investigator
- Study coordinator: Susanne Walitza, Prof. Dr. med. Dipl.-Psych.
- Email: susanne.walitza@puk.zh.ch
- Phone: +41 (0)43 499 26 26
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Low-intensity focused ultrasound targeting the subthalamic nucleus for OCD
A short test is being done to see if a wearable, non-invasive ultrasound device can safely and tolerably help adults with OCD by targeting a brain region called the subthalamic nucleus.
-
Mindfulness-Based Cognitive Therapy for OCD Delivered Online
This study tests a synchronous online MBCT program for adults with OCD to see if it is acceptable and feasible and to explore links between biological markers, OCD severity, and treatment response.
-
Targeted brain stimulation for OCD: test of tTIS on nucleus accumbens
This study tests whether targeted temporal interference stimulation of the nucleus accumbens can help reduce obsessive-compulsive symptoms in adults with OCD, compared with sham stimulation.
-
Anxiety Skills Study: See if video skill training plus therapy helps people with anxiety
This study tests whether a brief video-based skill training can help people with anxiety as well as four therapy sessions, and how durable the effects are over a year.
-
AttunE LIFU for OCD: a non-invasive brain stimulation study
This trial tests ATTN201, a wearable ultrasound headband, to see if it helps adults with OCD compared to a sham treatment.
-
Combined ERP and Habit Reversal Therapy for Tourettic OCD
This study tests whether a merged Exposure and Response Prevention and Habit Reversal Therapy helps adults with Tourettic OCD more than either therapy alone or basic psychoeducation.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.