GEEN AANDOENING! gezonde hersontwikkeling: hersenfunctie, hersenstructuur en gedrag n.a.
Conditions
Interventions
None listed
Sponsors
Universiteit Leiden
Eligibility
Age
2 Years to 99 Years
Inclusion criteria
Inclusion criteria: See also page 20 in the protocol 1. Healthy children, adolescents and young adults without a history of neurological disorders 2. Right-handed 3. No counter-indications for MRI 4. Native Dutch speakers
Exclusion criteria
Exclusion criteria: 1. Lefthanded 2. A history of psychiatric and/or neurological disorders 3. Counter-indications for MRI (such as metal implants, heart arrhythmia, claustrophobia, and possible pregnancy
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The MRI-scans: 1. Structural MRI, to gain information on gray and white matter properties (volume, density and cortical thickness) 2. DTI, to gain specific information on white matter microstructure and fibertracking 3. Functional MRI, to gain information on task-related brain activity during cognitive and emotional decisionmaking. Pubertal assessment: 1. Participants will be asked to complete three self-report measures of pubertal maturation. The self-report scales are 1) the picture-based interview about puberty (PBIP), 2) the Tanner scale, and 3) the Pubertal Development Scale (PDS: Petersen et al., 1988 2. Participant will be asked to provide saliva and urine samples to test for testosterone, DHEA, progesterone, estradiol and luteinizing hormone (LH; the earliest hormonal marker of puberty) levels. Genes 1. Genetic information will be measured using an easy cheek swab method. | — |
Secondary
| Measure | Time frame |
|---|---|
| See above | — |
Countries
Netherlands
Outcome results
None listed