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Intellectual Disability (ID)

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Intellectual disability (ID) is complex and complicated neurodevelopmental disorder that is defined by low intelligence quotient (IQ <70) and restrictions in adaptive functioning, normally diagnosed by 18 years of age 1. Adaptive functioning is evaluated on major three fields which include: social, practical skills and conceptual 2. 1-3% of the population are affected by ID worldwide3 and it is more predominant in males than females due to unknown reasons (Diagnostic and Statistical Manual of Mental Disorders (DSM–5). Intellectual disability can be classified according to the level of severity and the clinical presentation. The severity classification encompasses 4 categories which are mild, moderate, severe and profound2. Clinical presentation

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