Online Treatment of Trichotillomania

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Brief Title

Online Treatment of Trichotillomania

Official Title

Decoupling as Internet Based Intervention: an Randomized Controlled Study to Treat Trichotillomania

Brief Summary

      Online study for patients with trichotillomania. 4 main hypothesis.

        1. Alexithymia and Trichotillomania correlated and regression analyses find association
           between them

        2. we will be able to find patient who have never been treated before. Those will suffer to
           the same amount as previously treated patients

        3. Decoupling will be more helpful than progressive muscle relaxation

        4. different constructs of emotion regulation will show different trait and state
           characteristics in patients with trichotillomania

Detailed Description

      Randomized controlled trial with about 100 participants.

Study Type


Primary Outcome

Severity of trichotillomania

Secondary Outcome






Study Arms / Comparison Groups

Description:  specific technic to reduce hair pulling


* Includes publications given by the data provider as well as publications identified by National Clinical Trials Identifier (NCT ID) in Medline.

Recruitment Information

Recruitment Status


Estimated Enrollment


Start Date

August 2011

Completion Date

December 2014

Primary Completion Date

July 2013

Eligibility Criteria

        Inclusion Criteria:

          -  suffering from trichotillomania 18 to 65 years old

        Exclusion Criteria:

          -  current drug or alcohol addiction current psychosis




18 Years - 65 Years

Accepts Healthy Volunteers



Michael Rufer, MD, Prof, , 

Location Countries


Location Countries


Administrative Informations



Organization ID


Responsible Party


Study Sponsor

University of Zurich



Study Sponsor

Michael Rufer, MD, Prof, Principal Investigator, University of Zurich

Verification Date

May 2016