D.S. van Grootheest
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View article: Genetic Factors Underlie Stability of Obsessive–Compulsive Symptoms
Genetic Factors Underlie Stability of Obsessive–Compulsive Symptoms Open
The contribution of genetic and environmental factors to the stability of obsessive–compulsive (OC) symptoms has not yet been established in adult population based samples. We obtained the Young Adult Self Report Obsessive–Compulsive Subsc…
View article: Marital resemblance for obsessive–compulsive, anxious and depressive symptoms in a population-based sample
Marital resemblance for obsessive–compulsive, anxious and depressive symptoms in a population-based sample Open
Background Resemblance between spouses can be due to phenotypic assortment, social homogamy and/or marital interaction. A significant degree of assortment can have consequences for the genetic architecture of a population. We examined the …
View article: Heritability of obsessive‐compulsive symptom dimensions
Heritability of obsessive‐compulsive symptom dimensions Open
Recent research has shown that obsessive‐compulsive symptoms (OCS) differ remarkably among patients and can be divided into several symptom dimensions. OCS are influenced by genetic components, but it is unknown to what extent these sympto…
View article: Genetic and environmental influences on obsessive-compulsive symptoms in adults: a population-based twin-family study
Genetic and environmental influences on obsessive-compulsive symptoms in adults: a population-based twin-family study Open
Background The contribution of genetic factors to obsessive-compulsive (OC) symptoms has not been examined using a large population-based sample of adults. Furthermore, the extent to which there are qualitative and quantitative differences…
View article: Twin Studies on Obsessive–Compulsive Disorder: A Review
Twin Studies on Obsessive–Compulsive Disorder: A Review Open
Genetic factors have historically been thought of as important in the development of obsessive-compulsive disorder (OCD). For the estimation of the relative importance of genetic and environmental factors, twin studies are an obvious appro…