Intellectual Disability

“Intellectual disability” means significantly subaverage general intellectual functioning, existing concurrently with deficits in adaptive behavior and manifested during the developmental period that adversely affects a child’s educational performance.


Common Characteristics

      • Low cognitive functioning,

      • Poor memory, Attention problems, Slow learning rates,

      • Difficulty applying learned knowledge in new settings

      • Substantial deficits in self-care, home living, social skills


Criteria

  • IQ scores 2 standard deviations (SD) below the mean (70 or less)

  • Adaptive behavior composite is 2 SD below the mean

  • Developmental history indicates impairment