Genes, family environment, and gene-family environment interactions as predictors of adolescent alcohol use

• Conditions: alcohol gebruik; alcohol use; 10016214

• Registration Number: NL-OMON30084
• Lead Sponsor: Katholieke Universiteit Nijmegen

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 18 June 2024

Recruitment & Eligibility

• Status: Pending
• Sex: Not specified
• Target Recruitment: 1600

Inclusion Criteria

Participants have to be biologically related and to be living together at the first measurement wave (2002).

Exclusion Criteria

Families were excluded when one or both children were mentally or physically handicapped, and when they were twins.

Study & Design

• Study Type: Observational non invasive
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The outcome variables are:<br /><br>. frequency of alcohol use<br /><br>. level of alcohol use (number of glasses)<br /><br>. frequency of drunkenness<br /><br>. problem drinking<br /><br><br /><br>The independent variables include:<br /><br>. the presence of particular polymorphisms<br /><br>. general parenting (warmth, control)<br /><br>. alcohol specific parenting (rules, control, communication)<br /><br>. alcohol use of parents and grandparents<br /><br>. general and alcohol specific differential parenting<br /><br>. individual child- and parent characteristics (e.g., personality,<br /><br>psychopathology)</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>The study will not have secundary study parameters.</p><br>