NCT00435513

Brief Summary

Genetic variations, i.e. polymorphisms, may be associated with gender dysphoria, e.g. transsexualism. This study aims to identify such variations.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
1,770

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Mar 2007

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 14, 2007

Completed
1 day until next milestone

First Posted

Study publicly available on registry

February 15, 2007

Completed
14 days until next milestone

Study Start

First participant enrolled

March 1, 2007

Completed
1.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2008

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2008

Completed
Last Updated

May 5, 2015

Status Verified

May 1, 2015

Enrollment Period

1.2 years

First QC Date

February 14, 2007

Last Update Submit

May 3, 2015

Conditions

Transsexualism

Study Arms (2)

Transsexual group

Female-to-male and male-to-female transsexuals

Controls

Healthy blood donors

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

Female-to-male transsexuals and male-to-female transsexuals

You may qualify if:

  • transsexual individuals as defined by DSM IV criteria

You may not qualify if:

  • unwillingness to participate

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University of Vienna, Vienna, Austria

Vienna, Vienna, 1090, Austria

Location

MeSH Terms

Conditions

Transsexualism

Condition Hierarchy (Ancestors)

SexualitySexual BehaviorBehavior

Study Officials

  • Clemens B Tempfer, MD

    Univ. of Vienna

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
CASE CONTROL
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Prof. Clemens Tempfer, MD

Study Record Dates

First Submitted

February 14, 2007

First Posted

February 15, 2007

Study Start

March 1, 2007

Primary Completion

May 1, 2008

Study Completion

July 1, 2008

Last Updated

May 5, 2015

Record last verified: 2015-05

Locations

AU(1)