Trial document




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  DRKS00008999

Trial Description

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Title

Height anxiety study

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Trial Acronym

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URL of the Trial

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Brief Summary in Lay Language

The purpose of the study is to examine factors underlying exposure therapy in virtual reality. Exposure therapy is a form of cognitive behavioral therapy, where patients are confronted with their feared object or situation. Participants receive different instructions during exposure therapy. Participants are persons (18-65 years) with acrophobia.

Amendment 1 (2016-06-01):
Extension of primary outcome measure (Acrophobia Questionnaire) by 6-month follow-up

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Brief Summary in Scientific Language

A therapy manual based on Emotional Processing Theory is compared with a manual based on inhibitory learning for exposure therapy for acrophobia. Participants are randomly assigned to one of two active groups and get two sessions of in-virtuo exposure therapy.

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Organizational Data

  •   DRKS00008999
  •   2015/09/01
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  •   yes
  •   Approved
  •   19/14, Ethik-Kommission der Medizinischen Fakultät der Universität Würzburg
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Secondary IDs

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Health Condition or Problem studied

  •   F40.2 -  Specific (isolated) phobias
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Interventions/Observational Groups

  •   Virtual reality exposure therapy using an inhibitory learning approach [1]. Two sessions of individual therapy using a CAVE system within one week (ca. 45 min per session).

    [1] Craske, M. G., Treanor, M., Conway, C. C., Zbozinek, T., & Vervliet, B. (2014). Maximizing exposure therapy: an inhibitory learning approach. Behaviour Research and Therapy, 58, 10-23.

  •   Virtual reality exposure therapy using an habituation based approach based on Emotional Processing Theory [1]. Two sessions of individual therapy using a CAVE system within one week (ca. 45 min per session).

    [1] Foa, E. B., & Kozak, M. J. (1986). Emotional processing of fear: exposure to corrective information. Psychological Bulletin, 99(1), 20.
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Characteristics

  •   Interventional
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  •   Randomized controlled trial
  •   Blinded
  •   patient/subject
  •   Active control (effective treament of control group)
  •   Treatment
  •   Parallel
  •   N/A
  •   N/A
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Primary Outcome

Acrophobia Questionnaire, at the beginning and the end of the study (2-3 days after the last exposure session), as well as a 6-month follow-up.

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Secondary Outcome

Behavioral Avoidance Test (subjective fear ratings while climbing the staircase of a parking lot), at the beginning and the end of the study (2-3 days after the last exposure session).

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Countries of Recruitment

  •   Germany
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Locations of Recruitment

  • other 
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Recruitment

  •   Actual
  •   2015/09/09
  •   50
  •   Monocenter trial
  •   National
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Inclusion Criteria

  •   Both, male and female
  •   18   Years
  •   65   Years
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Additional Inclusion Criteria

Acrophobia; diagnosed specific phobia using the SCID-I

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Exclusion Criteria

* Schizophrenia and other psychotic disorders
* Major depression
* Substance dependence
* Cardiovascular disease
* Pregnancy
* Nausea in 3D movies < 3 (on a 0-10 scale)

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Addresses

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    • Lehrstuhl für Psychologie I, Universität Würzburg
    • Marcusstraße 9-11
    • 97070  Würzburg
    • Germany
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    • Lehrstuhl für Psychologie I, Universität Würzburg
    • Mr.  Daniel  Gromer 
    • Marcusstraße 9-11
    • 97079  Würzburg
    • Germany
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    • Lehrstuhl für Psychologie I, Universität Würzburg
    • Mr.  Daniel  Gromer 
    • Marcusstraße 9-11
    • 97070  Würzburg
    • Germany
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Sources of Monetary or Material Support

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    • Lehrstuhl für Psychologie I, Universität Würzburg
    • Marcusstraße 9-11
    • 97070  Würzburg
    • Germany
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Status

  •   Recruiting ongoing
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Trial Publications, Results and other Documents

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