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OBJECTIVE To test whether a social network tailored substance abuse prevention program can reduce substance use among high-risk adolescents without creating deviancy training (iatrogenic effects). METHODS A classroom randomized controlled trial comparing control classes with those receiving an evidence-based substance use prevention program [Towards No(More)
Little is known about young men who have sex with men's use of club drugs and the risk factors associated with such use. A structured survey was administered in 2005 to 496 young men who were 18-22 years old (40% were 18-19 years old); self-identified as with a same-sex sexuality (83%), bisexual (16%), and/or had had sex with a man (97%); Caucasian (35%),(More)
Theories of acculturation predict that discrepancies in cultural orientation between adolescents and their parents will increase the adolescents’ risk for behavior problems such as substance use. This study evaluated this hypothesis in a sample of 1772 Hispanic 9th grade students in Southern California. Parent–child discrepancy in U.S. orientation (defined(More)
Injection drug use is a risk factor for HIV among adolescents and young adults, yet the interpersonal dynamics of needle-sharing among young injectors remain poorly understood. Research has focused on identifying the characteristics of individual IV drug users (IVDUs) that increase their risk of needle-sharing. Most studies have not taken into consideration(More)
Acculturation discrepancy theory predicts that conflicting cultural preferences between adolescents and their parents will increase the adolescents’ risk for behavior problems such as substance use. This study evaluated this hypothesis in a sample of 1683 Hispanic students in Southern California who completed surveys in 9th and 10th grade. Measures included(More)
This cross-sectional study was conducted on 1,936 Hispanic adolescents of mean age 14.0 years (standard deviation= 0.4) from seven Los Angeles area schools. The effects of perceived parental monitoring and parent-child communication on the adolescents' self-reported past thirty day cigarette smoking and alcohol and marijuana use behaviors were analyzed. In(More)
Using logistic and multiple regression, we examined the association between hostility, level of depressive symptoms, and smoking in a sample of 1699 ethnically diverse students in California. Self-reports were collected twice from each student, at the beginning of the 6th and 7th grade years. Among 6th graders who had not smoked, depressive symptoms and(More)
OBJECTIVES Adolescent smoking has been associated with stressful life events. However, few studies have examined the associations between stress, smoking intentions, and smoking behavior among a multiethnic sample of adolescents. METHODS We compiled a checklist of stressful life events relevant to multiethnic youth and administered it to 1,074 sixth-grade(More)
OBJECTIVE To examine perceived discrimination and substance use among Latino high school students. METHODS Latino 9(th) graders (N = 1332) completed self-report measures of perceived discrimination and substance use behavior. RESULTS Perceived discrimination was associated with lifetime use measures of smoking (OR = 1.73, P < 0.01), alcohol (OR = 1.53,(More)
The risk for depression increases as Hispanic youth acculturate to U.S. society. This association is stronger for Hispanic girls than boys. To better understand the influence of culture and family on depressive symptoms, we tested a process-oriented model of acculturation, cultural values, and family functioning. The data came from Project RED, which(More)