The Heritability of Gender Identity Disorder in a Child and Adolescent Twin Sample

  title={The Heritability of Gender Identity Disorder in a Child and Adolescent Twin Sample},
  author={F. Coolidge and L. L. Thede and S. Young},
  journal={Behavior Genetics},
  • F. Coolidge, L. L. Thede, S. Young
  • Published 2002
  • Medicine, Psychology
  • Behavior Genetics
  • The heritability and prevalence of the gender identity disorder (GID) was examined, as well as its comorbidity with separation anxiety and depression, in a nonretrospective study of child and adolescent twins. The parents of 314 twins (ages 4–17 years; 96 monozygotic pairs [MZ] and 61 dizygotic [DZ] pairs) completed the Coolidge Personality and Neuropsychological Inventory (CPNI) containing a six-item DSM-IV-based GID scale. Prevalence of clinically significant GID symptomatology in the twin… CONTINUE READING
    Minding the body: Situating gender identity diagnoses in the ICD-11
    • 220
    • PDF
    Gender identity development in adolescence
    • 138


    Publications referenced by this paper.
    Methodology for Genetic Studies of Twins and Families
    • 1,652
    • PDF
    Childhood sex-typed behavior and sexual orientation: A conceptual analysis and quantitative review.
    • 583
    • PDF
    Genetic and environmental influences on sexual orientation and its correlates in an Australian twin sample.
    • 412
    • Highly Influential
    • PDF
    Heritability of personality disorder traits: a twin study
    • 173
    Heritability of personality disorders in childhood: a preliminary investigation.
    • 108
    Heritable factors influence sexual orientation in women.
    • 245
    Gender identity disorder: a review of the past 10 years.
    • 112