Article
Twins and the study of rater (dis)agreement.
Psychological methods - 1 Dec 2007
Bartels Meike, Boomsma Dorret I, Hudziak James J, van Beijsterveldt Toos C E M, van den Oord Edwin J C G
Abstract excerpt
Genetically informative data can be used to address fundamental questions concerning the measurement of behavior in children. The authors illustrate this with longitudinal multiple-rater data on internalizing problems in twins. Valid information on the behavior of a child is obtained for behavior that multiple raters agree upon and for rater-specific perception of the child's behavior. Rater-disagreement variance...
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