The interplay between genes and environment in cognitive abilities
- Conditions
- Individuele verschillen in normaal cognitief functioneren m.b.t. attentie en geheugencognitionintelligence
- Registration Number
- NL-OMON35143
- Lead Sponsor
- Vrije Universiteit
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Pending
- Sex
- Not specified
- Target Recruitment
- 1400
Inclusion Criteria
Partners from the general population, aged above 18
This amendment: healthy children aged 8-15 (adjusted protocol)
Exclusion Criteria
Illiterate, worse knowledge of the Dutch language, hard of hearing, poor eyesight, neurological diseases.
Study & Design
- Study Type
- Observational non invasive
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method <p>Cognitive abilities will be measured by subtests of an intelligence scale, some<br /><br>working memory tests and some language tests.<br /><br><br /><br>Environmental factors will be measured by an online questionnaire, that<br /><br>includes questions on factors which are possible correlated with IQ,<br /><br>home-environment in youth, hobby*s and interests, but also work and education<br /><br>and work and education from parents, friends and spouses, personality factors<br /><br>and performance motivation.<br /><br><br /><br>Dna will be collected using saliva, which requires subjects to spit in a small<br /><br>tube during 1-3 minutes, only from adults</p><br>
- Secondary Outcome Measures
Name Time Method <p>none</p><br>