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A meta-analysis of the global prevalence of ADHD in adults, published in 2021, estimated a collective prevalence of persistent adult ADHD of 2.58% globally in 2020. [4] Persistent adult ADHD is defined as meeting diagnostic criteria for ADHD in adulthood with the additional requirement of a confirmed childhood diagnosis. [4]
The DSM-5 allows for diagnosis of the predominantly inattentive presentations of ADHD (ICD-10 code F90.0) if the individual presents six or more (five for adults) of the following symptoms of inattention for at least six months to a point that is disruptive and inappropriate for developmental level:
The DSM-IV criteria for diagnosis of ADHD is 3–4 times more likely to diagnose ADHD than is the ICD-10 criteria. [206] ADHD is alternately classified as neurodevelopmental disorder [207] or a disruptive behaviour disorder along with ODD, CD, and antisocial personality disorder. [208] A diagnosis does not imply a neurological disorder. [182]
The Adult ADHD Self Report Scale is used to test the probability of adults, (18 years and older), having ADHD. [12] The ADHD Self-Reporting Scale for adults is also used for screening purposes in studies involving complex conditions, to ensure study populations are or are not likely to have ADHD.
Psychology. The Vanderbilt ADHD Diagnostic Rating Scale ( VADRS) is a psychological assessment tool for attention deficit hyperactivity disorder (ADHD) symptoms and their effects on behavior and academic performance in children ages 6–12. This measure was developed by Mark L Wolraich at the Oklahoma Health Sciences Center [1] and includes ...
In 1980, the DSM-III introduced the term "ADD (Attention-Deficit Disorder) with or without hyperactivity." That terminology (ADD) technically expired with the revision in 1987 to ADHD in the DSM-III-R. In the DSM-IV, published in 1994, ADHD with sub-types was presented. The DSM-IV-TR was released in 2000, primarily to correct factual errors and ...
Nonverbal learning disorder ( NVLD or NLD) is a proposed category of neurodevelopmental disorder characterized by core deficits in visual-spatial processing and a significant discrepancy between verbal and nonverbal intelligence (where verbal intelligence is higher). [2] A review of papers found that proposed diagnostic criteria were ...
When diagnosed via the ICD-10 criteria, hyperkinetic disorder (the ICD-10 term for severe ADHD) gives rates between 1 and 2 percent in this age group. [4] [5] Children in North America appear to have a higher rate of ADHD than children in Africa and the Middle East - however, this may be due to differing methods of diagnosis used in different ...