Investigation of Reward Delay Discounting and Reward Anticipation in ADHD and Comorbid Diseases by FMRI Sub Study 2 ADHD and comorbidity

Investigation of Reward Delay Discounting and Reward Anticipation in ADHD and Comorbid Diseases by FMRI Sub Study 2 ADHD and comorbidity - CoCA - DA

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00011248

Enrollment

136

Registered

2016-11-16

Start date

2017-01-01

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

F90.0 E66 F10 F15

Interventions

Group 1: ADHD w/o comorbid disorder investigation of reward behavior during two test paradigms while fMRI scan takes place Group 2: ADHD w depression investigation of reward behavior during two test p

Eligibility

Sex/Gender

All

Age

18 Years to 50 Years

Inclusion criteria

Inclusion criteria: Diagnosis of ADHD childhood ADHD (WURS-k >30) additional comrobid disorder of obesity OR depression OR stimulant abuse OR alcohol abuse OR no comorbid disorder

Exclusion criteria

Exclusion criteria: severe acute or chronic illness mri excluzsion criteria

Design outcomes

Primary

Measure	Time frame
striatal fMRI-Signal	—

Secondary

Measure	Time frame
behavioral measures in the paradigms delay discounting and reward anticipation reaction times, decisions between immediate and delayed as charaterized in knutson et al 2003 or mcclure et al 2003	—

Countries

Germany, Netherlands

Contacts

Public ContactOliver Grimm

Klinik für Psychiatrie

oliver.grimm@kgu.de069 6301 4784

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026