Search for the influence of the tyrosine hydroxylase (TCAT)(n) repeat polymorphism on personality traits

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Paper (help)
Search for the influence of the tyrosine hydroxylase (TCAT)(n) repeat polymorphism on personality traits
Authors: Maj-Liz Persson, Danuta Wasserman, Erik G. Jonsson, Hans Bergman, Lars Terenius, Agneta Gyllander, Jack Neiman, Thomas Geijer
Citation: Psychiatry Research 95 (1): 1-8. 2000 July
Database(s): PubMed (PMID/10904118)
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Extract:

Search for the influence of the tyrosine hydroxylase (TCAT)n repeat polymorphism on personality traits reports a personality genetics study on the TCAT repeat genetic polymorphism in the tyrosine hydroxylase gene with personality traits assessed with NEO PI-R.

[edit] Subjects

Subject group #1 (help)
Healthy Swedish Caucasian volunteers
Subjects/♂/♀: 205 / 109 / 96
Age: 41 ±11 (–)
Nationality: Swedish
Approval: define approval
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Group 1 of 205 healthy Swedish Caucasian volunteers with 109 males and 96 females were included in the study. The Swedish group had a mean age of 41.


[edit] Results

Gene Polymorphism Genotype Inventory Trait Mean Std Subjects Recruitment PMID
TH TCAT repeat 8 NEO PI-R Anxiety 11.7 5.5 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat -8/-8 NEO PI-R Anxiety 10.2 4.0 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat 8 NEO PI-R Angry hostility 12.3 4.5 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat -8/-8 NEO PI-R Angry hostility 9.4 3.8 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat 8 NEO PI-R Depression 12.6 5.7 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat -8/-8 NEO PI-R Depression 10.5 4.9 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat 8 NEO PI-R Self-consciousness 12.3 5.0 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat -8/-8 NEO PI-R Self-consciousness 11.2 4.4 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat 8 NEO PI-R Impulsiveness 15.1 2.4 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat -8/-8 NEO PI-R Impulsiveness 15.0 3.9 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat 8 NEO PI-R Vulnerability 9.2 3.7 29 Healthy Swedish Caucasian volunteers 10904118
TH TCAT repeat -8/-8 NEO PI-R Vulnerability 7.2 4.0 29 Healthy Swedish Caucasian volunteers 10904118

[edit] Critique

  1. Biased reporting: Only raw personality scores for significant contrasts are reported.
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