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Courtemanche, Andrea B.; Black, William R.; Meyer, Jerrold S. – American Journal on Intellectual and Developmental Disabilities, 2021
Elevated salivary cortisol levels have been documented in individuals who engage in self-injurious behavior (SIB), indicating acute physiological stress. Less is known about the chronicity of stress and SIB. We analyzed the relationship between parent ratings of problem behavior and hair cortisol concentrations (an index of chronic adrenocortical…
Descriptors: Autism, Pervasive Developmental Disorders, Self Destructive Behavior, Injuries
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Hoch, John; Symons, Frank; Sng, Sylvia – American Journal on Intellectual and Developmental Disabilities, 2013
There have been limited direct tests of the hypothesis that self-injurious behavior (SIB) regulates arousal. In this study, two autonomic biomarkers for physiological arousal (heart rate [HR] and the high-frequency [HF] component of heart rate variability [HRV]) were investigated in relation to SIB for 3 participants with intellectual…
Descriptors: Injuries, Self Destructive Behavior, Metabolism, Mental Retardation
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Petty, Jane; Allen, Debbie; Oliver, Chris – American Journal on Intellectual and Developmental Disabilities, 2009
We used experimental and descriptive functional analyses and lag sequential analyses to examine the functional and temporal relationship among the self-injurious (SIB), potentially injurious, repetitive, challenging, and pragmatic communicative behaviors of 6 children with intellectual disabilities. Functional analyses revealed social function for…
Descriptors: Naturalistic Observation, Severe Mental Retardation, Pragmatics, Behavior Problems