Occipital alpha lateralization during a visual directed attention task in adults with ADHD as compared with typically developed adults and adults with an autism spectrum disorder.

Occipital alpha lateralization during a visual directed attention task in adults with ADHD as compared with typically developed adults and adults with an autism spectrum disorder. - Alpha-lateralization in ADHD

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON32770

Enrollment

Registered

2009-11-25

Start date

2009-12-16

Completion date

Unknown

Last updated

2024-05-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

attentiondeficit/hyperactivity disorder

Interventions

None listed

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: For all groups inclusion criteria will be: (1) Age between 20 and 40 years old. (2) Estimated IQ above 80. In the ADHD group subjects should be diagnosed with ADHD, combined type, based on psychiatric consultation and meet DSM criteria for ADHD as specified in DSM-IV and have a clinical score on the Conners* Rating Scale Revised (CRS-R). In the ASD group subjects should be diagnosed with autism based on psychiatric consultation and meet DSM criteria for autistic disorder or Aspergers Syndrome as specified in DSM-IV and have a clinical score on the autism diagnostic interview revised (ADI-R).

Exclusion criteria

Exclusion criteria: For all groups exclusion criteria will be: (1) (Co-morbid) psychiatric or neurological disorders. (2) The use of psychotropic medication except for psychostimulants (methylphenidate). Symptomatology should tolerate temporal seizure of psychostimulant-use (see *ethical considerations* in researchprotocol).

Design outcomes

Primary

Measure	Time frame
Alpha-lateralization index	—

Secondary

Measure	Time frame
Not applicable.	—

Countries

Netherlands

Outcome results