Article
Using parental ratings to study the etiology of 3-year-old twins' problem behaviors: different views or rater bias?
Journal of child psychology and psychiatry, and allied disciplines - 1 Oct 2001
van der Valk J C, van den Oord E J, Verhulst F C, Boomsma D
Abstract excerpt
Child Behavior Checklist questionnaires (Achenbach, 1992), filled in separately by mothers and fathers, were collected for an effective sample of 3,501 Dutch 3-year-old twin pairs. To disentangle the child's phenotype from that of the rater, two contrasting models were fitted to the data. One model, called a Rater Bias model, is based on the assumption that both parents assess exactly the same behaviors in the...
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