Status:
NOT_YET_RECRUITING
ZeroOCD: Learn to Overcome Contamination OCD With Your Smartphone
Lead Sponsor:
VU University of Amsterdam
Collaborating Sponsors:
University of Bern
Stockholm University
Conditions:
Obsessive Compulsive Disorder (OCD)
Eligibility:
All Genders
18-64 years
Phase:
NA
Brief Summary
This study is a three-arm randomized controlled trial designed to evaluate the efficacy of a smartphone-based augmented reality (AR) cognitive behavioral therapy (CBT) app, called ZeroOCD, for individ...
Detailed Description
Obsessive-compulsive disorder (OCD) is a prevalent and disabling condition, with contamination fears being one of its most common presentations. While Cognitive-Behavioral Therapy (CBT) with Exposure ...
Eligibility Criteria
Inclusion
- • OCD symptoms, mean score \> 7 on the Yale Brown Obsessive Compulsive Scale (Y-BOCS)
- Fear of contamination OCD symptoms, mean score \> 6 on the Padua Inventory contamination fear subscale (PI)
- Having access to a compatible smartphone
- Having an internet connection
- Proficiency in one of the countries' languages (i.e., Dutch/ Flemish, German, or Swedish)
- Willing to participate in the research study and provide informed consent
Exclusion
- • Having been diagnosed with bipolar or psychotic disorder (self-report)
- Severe depressive symptoms (Patient Health Questionnaire, PHQ-9, score \> 20)
- Reporting suicidality (PHQ-9, item 9 \> 2 points at screening)
- Fear of contamination due to disorder other than OCD (clinical judgment based on results from the Yale Brown Obsessive Compulsive Scale, Y-BOCS, Generalized Anxiety Disorder-7 items, GAD-7, Short Health Anxiety Inventory, SHAI)
- Parallel psychological treatment
- Non-stable dosage of psychoactive medication during the last three months or planned changes during the study period.
Key Trial Info
Start Date :
September 21 2025
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
May 1 2027
Estimated Enrollment :
189 Patients enrolled
Trial Details
Trial ID
NCT07194473
Start Date
September 21 2025
End Date
May 1 2027
Last Update
September 26 2025
Active Locations (4)
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1
Thomas More Mechelen
Mechelen, Belgium
2
Vrije Universiteit Amsterdam
Amsterdam, North Holland, Netherlands, 1081 BT
3
Stockholm University
Stockholm, Sweden
4
UBERN
Bern, Switzerland