Advertisement

How common is mental retardation?

Mental retardation is diagnosed based on intelligence scores and the amount of support needed for normal functioning. About 1 percent of the population has mental retardation that requires support. However, based on IQ tests alone, about 3 percent of the population is classified as MR/ID. Doctors are able to identify a cause for in about 25 percent of affected individuals.

Continue Learning about Mental Retardation

What do I need to know about caring for someone with mental retardation?
Honor Society of Nursing (STTI)Honor Society of Nursing (STTI)
Individuals with MR/ID do best when cared for by a team of professionals including social workers, t...
More Answers
What are the symptoms of mental retardation?
Honor Society of Nursing (STTI)Honor Society of Nursing (STTI)
Children with mental retardation often do not exhibit symptoms until preschool age, when they begin ...
More Answers
How does mental retardation affect the body?
Honor Society of Nursing (STTI)Honor Society of Nursing (STTI)
Infants with mental retardation/ intellectual disabilities (MR/ ID) may have physical abnormalities ...
More Answers
Does mental retardation affect children differently than adults?
Honor Society of Nursing (STTI)Honor Society of Nursing (STTI)
Mental retardation is identified between birth and six years old. Affected children tend to lag behi...
More Answers

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.