Diseases » Learning disabilities » Prevalence

Prevalence Statistics for Types of Learning disabilities

Prevalence Statistics for Types of Learning disabilities

The information below shows a list of types of Learning disabilities, with information as to the prevalence of each of these types. Estimates of the people affected are calculated based on the available statistic.

Disease	Prevalence Estimate	US people estimate	Statistic Used for Calculation
Learning disabilities (overall)	approx 1 in 59 or 1.69% or 4.6 million people in USA	4,599,999	4.6 million children (NHIS-97)
Communication disorders	N/A	N/A	No information
Developmental articulation disorder	N/A	N/A	No information
Developmental expressive language disorder	N/A	N/A	No information
Developmental receptive language disorder	N/A	N/A	No information
Mixed receptive-expressive language disorder	N/A	N/A	No information
Phonological disorders	N/A	N/A	No information
Stuttering	approx 1 in 100 or 1.00% or 2.7 million people in USA	2,720,000	about 1% of adults
Developmental reading disorder	N/A	N/A	No information
Developmental writing disorder	N/A	N/A	No information
Developmental arithmetic disorder	N/A	N/A	No information
motor skills disorders	N/A	N/A	No information
Attention Disorders	N/A	N/A	No information
ADHD	approx 1 in 82 or 1.21% or 3.3 million people in USA	3,299,999	3.3 million children have ADD in the USA (NHIS-97); estimated 2 million American children; 3 to 5 percent of all children (NIMH).
dyslexia	N/A	N/A	No information
dysnomia	N/A	N/A	No information
concentration disorders	N/A	N/A	No information

Prevalence Statistics for Learning disabilities

Prevalance of Learning disabilities:

4.6 million children (NHIS-97)

Prevalance Rate:

approx 1 in 59 or 1.69% or 4.6 million people in USA [about data]

Prevalance of Learning disabilities:

Nearly 4 million school-age children have learning disabilities. (Source: excerpt from Learning Disabilities: NIMH)

Prevelance statistics about Learning disabilities:

The following statistics relate to the prevalence of Learning disabilities:

• Nearly 4 million children have learning disabilities (NIMH)
• 7.7% of children have ever been told they had a learning disability in the US 2001 (Summary Health Statistics for US Adults, National Health Interview Survey, 1999, NCHS, CDC)

Types of Learning disabilities

For more information about types of Learning disabilities, refer to our section on types of Learning disabilities.

About prevalence:

The medical term 'prevalence' of Learning disabilities usually refers to the estimated population of people who are managing Learning disabilities at any given time, whereas the annual diagnosis rate of new cases of Learning disabilities is called the 'incidence'. For more information on prevalence and incidence statistics, see about prevalence and incidence statistics.

 » Next page: Causes of Learning disabilities

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