Article
Heritability of self-reported phobic fear.
Behavior genetics - 1 Jan 2008
Distel Marijn A, Vink Jacqueline M, Willemsen Gonneke, Middeldorp Christel M, Merckelbach Harald L G J, Boomsma Dorret I
Abstract excerpt
Twin studies on fear and phobia suggest moderate genetic effects. However, results are inconclusive regarding the presence of dominant genetic effects and sex differences. Using an extended twin design, including male and female twins (n = 5,465) and their siblings (n = 1,624), we examined the genetic and environmental influences on blood-injury, social, and agoraphobic fear and investigated their interaction...
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