Skip to content

Altered numerosity perception: A transcranial magnetic stimulation study

Altered numerosity perception: A transcranial magnetic stimulation study - Altered numerosity perception

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON45836
Enrollment
12
Registered
2018-08-22
Start date
2018-09-10
Completion date
Unknown
Last updated
2024-04-15

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

Conditions

Niet van toepassing Not applicable

Interventions

Participants visit the lab on 5 separate days. Every day consists of a one-hour session. In the first session their motor threshold value will be measured to determine the intensity of the TMS. In t

Sponsors

University of Utrecht
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: - Age between 18 and 65 - Right-handedness - Written informed consent - Participation in a previous fMRI study

Exclusion criteria

Exclusion criteria: - Ferrous objects in or around the body (e.g. braces, glasses, pacemaker, metal fragments) - Drug or alcohol abuse over a period of six months prior to the experiment - History of closed- or open-head injury - History of neurological illness or endocrinological dysfunction - Major medical history - Chronic use of medication - History of epilepsy - History of epilepsy in first-degree relatives - Incapability of giving an informed consent - Pregnancy

Design outcomes

Primary

MeasureTime frame
The main parameter of interest is behavioral performance measured using response accuracy, reaction times, and/or point of subjective equality (PSE) and slope values, depending on the behavioral task.

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)