PSY 3171 Lecture Notes - Lecture 11: Hypotonia, Hearing Test, Comorbidity
Document Summary
Intellectual disability: de nition and psychological testing: intellectual disability: de nition. Limitations in intellectual functioning and in adaptive functioning (social, practical and conceptual). It is a neuro-developmental disorder, and its onset is before 18 years old. The individual"s functioning may improve, but limitations are life-long. Intellectual disabilities haave a prevalence of about 1% of the population, but more than 1% in the health or social sector. Institutionalization + deinstitutionalization = inclusion, community approach: diagnostic assessment. Assess the 3 diagnostic criteria (standardized tests, observation, and clinical judgement) Do not rely on physical traits (unless trained to do so. Diagnosis is not just for the label. It is important to determine individuals" strengths and support needs to improve their functioning. Iq, 2 standard deviations from the mean (ie. wechsler intelligence scale, wisc/wais) 2 standard deviations from the mean, in at least 1 domain (ie. adaptive behaviour. Typical functioning and environment (ie. what the person actually does)