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Lundqvist, Lars-Olov – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The aim of the present study was to investigate the prevalence of behavior problems among people with administratively defined intellectual disability (ID) and identify possible risk markers for behavior problems using the Behavior Problems Inventory (BPI). Sixty-two percent of the ID population (n = 915) had a behavior problem (self-injurious,…
Descriptors: Behavior Problems, Sleep, Foreign Countries, Incidence