Sibling popularity: A moderator of sibling influence for adolescent substance use

Peer and sibling substance use: predictors of substance use among adolescents in Mexico.

OBJECTIVE To examine the extent to which peer drug use and sibling drug use predict alcohol abuse/dependence disorder status and the use of drugs other than alcohol among school-based youth in Mexico. METHODS Data were collected on 1 203 middle and high school students in northern Mexico in May 1998. Participation was voluntary, and responses were confidential. Logistic regression analyses es...

Sibling genes as environment: Sibling dopamine genotypes and adolescent health support frequency dependent selection.

While research consistently suggests siblings matter for individual outcomes, it remains unclear why. At the same time, studies of genetic effects on health typically correlate variants of a gene with the average level of behavioral or health measures, ignoring more complicated genetic dynamics. Using National Longitudinal Study of Adolescent Health data, we investigate whether sibling genes mo...

Impulsivity, peer influence, and adolescent substance use

Is adolescent sibling violence a precursor to college dating violence?

OBJECTIVE To determine whether experiencing sibling violence in adolescence is a significant predictor for later dating violence. The influence of parent-to-child and parent-to-parent violence is also explored. METHODS A modified version of the CTS2 was administered to community college students. The survey instrument used the CTS2 psychological and physical assault subscales. RESULTS Adole...

An evaluation of California's Adolescent Sibling Pregnancy Prevention Program.

CONTEXT The siblings of adolescents who have been pregnant or are parents have disproportionately high rates of teenage pregnancies and births. California's Adolescent Sibling Pregnancy Prevention Program is targeted at these high-risk youths. METHODS An evaluation of the program was conducted in 1997-1999 with 1,176 predominantly Hispanic 11-17-year-olds who had at least one sibling who was ...