Comparison of developmentally disabled adolescents presenting conduct disorder (N=56) with those exhibiting other types of psychopathology (N=57) found significant differences in the conduct disordered group including: more severe retardation, fewer pubertal changes, fewer persons with epilepsy, more normal electroencephalographs, and more…

Behavioral psychology measurement methods helped assess antiepileptic drug behavioral side effects in five individuals with mental retardation who could not verbally communicate presence of side effects. When the suspected antiepileptic drug was altered, an 81% reduction of maladaptive behaviors occurred. The measurement methods enabled systematic…