Online Treatment of Trichotillomania

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT02044237
Recruitment Status : Completed
First Posted : January 23, 2014
Last Update Posted : May 10, 2016
Julia Bangerter-Rhyner Foundation Bale switzerland
Information provided by (Responsible Party):
University of Zurich

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

Condition or disease Intervention/treatment Phase
Trichotillomania Alexithymia Quality of Life Behavioral: Decoupling Behavioral: Progressive relaxation Not Applicable

Detailed Description:
Randomized controlled trial with about 100 participants.

Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 105 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Triple (Participant, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: Decoupling as Internet Based Intervention: an Randomized Controlled Study to Treat Trichotillomania
Study Start Date : August 2011
Actual Primary Completion Date : July 2013
Actual Study Completion Date : December 2014

Arm Intervention/treatment
Experimental: Decoupling
specific technic to reduce hair pulling
Behavioral: Decoupling
Active Comparator: progressive muscle relaxation
Progressive relaxation relaxation technic
Behavioral: Progressive relaxation

Primary Outcome Measures :
  1. Severity of trichotillomania [ Time Frame: 7 months ]

Secondary Outcome Measures :
  1. alexithymia [ Time Frame: 7 months ]

Other Outcome Measures:
  1. Quality of life [ Time Frame: 7 months ]

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • suffering from trichotillomania 18 to 65 years old

Exclusion Criteria:

  • current drug or alcohol addiction current psychosis

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT02044237

University of
Zurich, Switzerland
Sponsors and Collaborators
University of Zurich
Julia Bangerter-Rhyner Foundation Bale switzerland
Principal Investigator: Michael Rufer, MD, Prof University of Zurich

Additional Information:
Responsible Party: University of Zurich Identifier: NCT02044237     History of Changes
Other Study ID Numbers: TTM
First Posted: January 23, 2014    Key Record Dates
Last Update Posted: May 10, 2016
Last Verified: May 2016

Keywords provided by University of Zurich:
online therapy

Additional relevant MeSH terms:
Affective Symptoms
Disruptive, Impulse Control, and Conduct Disorders
Mental Disorders
Behavioral Symptoms