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.

Recruiting

• Conditions: attentiondeficit/hyperactivity disorder; ADHD; 10012562

• Registration Number: NL-OMON32770
• Lead Sponsor: niversitair Medisch Centrum Sint Radboud

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 6 May 2024

Recruitment & Eligibility

• Status: Recruiting
• Sex: Not specified
• Target Recruitment: 60

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

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).

Study & Design

• Study Type: Observational non invasive
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>Alpha-lateralization index</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Not applicable.</p><br>