Purpose: This study explored differences between lesbian, gay, and bisexual (LGB)-housed and homeless students regarding substance use patterns on and off school grounds and the unique contribution of homelessness to substance use in school. Methods: Data were from the 2013-2015 California Healthy Kids Survey, a statewide survey of school…

Alcohol use ranks as one of the most prevalent health-risk behaviors among Taiwanese adolescents. Possible selves--personalized future-oriented cognitions about the self--are significant motivators of one's actions, which may potentially influence adolescent drinking behavior. This study aimed to estimate the content domain-specific possible…

Higher accepted friends are known to influence the alcohol misuse of lower accepted friends, but not the reverse. The present study was designed to address the origins of this influence: Are higher accepted friends particularly "influential" or are lower accepted friends particularly "susceptible" to influence? To address this…

Background: The conceptual framework for "School as a Protective Factor" approach was presented in a companion article in this issue of the journal. The current article describes the validation of the "School as a Protective Factor-Brief (SPF-Brief)," a 13-item survey measuring the 3 core constructs and 13 defining…

The aim of the current study was to investigate the relationship between adolescents' social support, their internalising and externalising behaviour problems, and their alcohol consumption. Adolescents attending Grade 7-10 (N = 329), answered questionnaires regarding their perceived social support (from parents, teachers, classmates, and…

Experiencing victimization, such as cyberbullying, discriminatory harassment, or bullying in adolescence is associated with health risk behaviours. However, inconsistent findings in the literature examining the associations between different types of victimization and binge drinking and smoking exist. This study investigated the association…

The aim of this study was to determine if adolescents' scores on a 2-item underage alcohol use screener predict risky consequences of past-year alcohol use and other health risk behaviors in a nonclinical, school-based sample of adolescents. A predominantly minority sample of 756 middle and high school students completed in-school tablet-based…

Antisocial peer behavior and low parental knowledge of adolescents' activities are key interpersonal risk factors for adolescent substance use. However, how the magnitude of associations between these risk factors and substance use may vary across adolescence remains less well understood. The present study examined the age-varying associations of…

Background: The Theory of Triadic Influence (TTI) provides a comprehensive framework for understanding adolescent substance use. Objectives: We examined mechanisms by which a TTI-guided social-emotional and character development program, "Positive Action" (PA), influences adolescent substance use. Study data come from the PA-Chicago,…

Purpose: The consequences of problematic alcohol consumption fall heavily on Australian adolescents, with this population at increased risk of death, serious injury and other harm. Research regarding whether gender, socioeconomic status (SES) or locality play a role in young people's alcohol consumption and related harm is limited in Australia.…

A growing body of research has acknowledged the heterogeneity of subclinical social anxiety, identifying a subgroup of individuals who exhibit high levels of impulsivity. In a sample of Swedish early adolescents (N=2,509, M[subscript age]=13.64; 52.8% girls), we conducted latent transition analyses (LTA) to identify four classes of subclinical…

The characteristics of and risk factors associated with binge drinking among South Korean and American adolescents were identified in this study. Data on adolescents in the 9th to 12th grades were extracted from two nationwide data sets: the Korea Youth Risk Behavior Web-based Survey System and the U.S. Youth Risk Behavior Surveillance System.…

The purpose of the study was to describe adherence to screen time (ST) and physical activity (PA) recommendations among Canadian youth. The present study was based on a representative sample of Canadian students from Grades 7 through 12 (N = 47,203). ST and PA as well as demographic (gender, ethnicity, grade, and province of residence) and…

We examined the impact of adolescents' popularity motivations on their involvement in relational aggression perpetration and victimization, heavy drinking, and antiauthority behavior, while also considering the role of teens' perception of their own popularity and psychosocial adjustment. High school students (N = 986; 50% female; M[subscript age]…

We performed a secondary analysis of Adolescent Health Risk Behavior Survey data (N=937), examining associations between lifetime alcohol and marijuana use with intrapersonal (i.e., risk perceptions) and interpersonal (e.g., peer approval and behavior) factors. Multinomial and binary logistic regression analyses contend students reporting lifetime…