ADHD attention deficit/hyperactivity disorder
Conditions
Interventions
None listed
Sponsors
Universiteit Maastricht
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: In addition to the inclusion and exclusion criteria valid for all groups, some criteria are specifically valid for one group only. Inclusion criteria for all groups: - Male or female; - Ages between 18 and 35 years of age; - Willingness to sign an informed consent.;Inclusion criteria ADHD+ group specific - Meeting DSM-IV criteria for an ADHD-diagnosis.;Inclusion criteria ADHD± group specific - Showing ADHD symptoms, but not sufficient for the diagnosis.
Exclusion criteria
Exclusion criteria: Exclusion criteria for all groups - Use of recreational drugs in the past month; - Excessive drinking; - Pregnancy; - Use of ADHD medication in the past.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The main study parameters will be Stop-signal reaction time on the stop-signal task and the P300 ERP component during that task. | — |
Secondary
| Measure | Time frame |
|---|---|
| The following secundary parameters will be taken into account: • Task-switching test: switch costs; • Choice delay test: percentage long-delay awards; • Verbal memory: immediate recall, delayed recall and recognition; • Continuous Performance Task: commission errors; • EEG: P300 ERP during all tasks except the choice-delay task. | — |
Countries
Netherlands
Outcome results
None listed