This study investigated the extent to which adolescent social network positions are associated with the risk of lifetime daily smoking and nicotine dependence (ND), and whether these associations differ by gender. Using data from the National Longitudinal Study of Adolescent to Adult Health (N = 6,267), this study estimated multinomial logistic…

Background: Mental health care is critical to improving mental health but factors associated with student utilization are poorly understood. Methods: Data were from high school students (N = 2933; mean age = 15.7 ± 0.6) enrolled in a California cohort. We examined associations of sociodemographic factors, substance use, and mental health symptoms…

A growing body of literature suggests that youth with severe obesity are engaging in substance use. The purpose of the present study was to examine profiles of substance use among adolescents with severe obesity and examine how these profiles are associated with depressive symptomology using data from the Youth Risk Behavior Surveillance System.…

Purpose: This study is a formative evaluation of an adolescent online e-cigarette prevention program (Clearing the Vapor) giving attention to identifying higher risk adolescent populations, confirming the theory of change, and assessing short-term outcomes. Design/methodology/approach: The evaluation was conducted using online pre-test and…

An earlier trial of a school-based, preventative intervention, HealthWise South Africa, demonstrated some efficacy in preventing adolescent drinking and smoking in the Western Cape, South Africa. This was followed by the current implementation trial, which examined how implementation support conditions influenced adolescent drinking and smoking…

This study presents results from a randomized experiment in the 2015-2017 National Survey of Family Growth, where a large national sample of U.S. individuals aged 15-49 was randomly assigned to one of two different versions of a survey question about sexual identity (one with three response options, including heterosexual, gay/lesbian, and…

Multidimensional causes of insufficient sleep among adolescents are not fully explored, particularly, the association between substance use and sleep duration. The 2017 Youth Risk Behavior Surveillance System (YRBSS) of high school students (N = 14,638; 51% female, 14-18 years old) was used to examine the association between substance use, namely…

Background: This study assesses the long-term effectiveness of a lifestyle intervention on cigarette, passive, and hookah smoking in adolescent boys and girls. Methods: One thousand one hundred and fifty-nine adolescent participants of Tehran Lipid and Glucose Study (TLGS) (2001-2004) were followed for 12 years. Participants in the intervention…

Adolescents often practice unhealthy behaviors to lose weight or keep from gaining weight. Centers for Disease Control and Prevention has conducted biennial Youth Risk Behavior Survey (YRBS) of various health risk behaviors since 1991 using U.S. representative samples of high school students and is therefore best for us to identify risk/preventive…

This study purpose was to investigate sex differences in multilevel factors associated with smoking experimentation and age of initiation among Korean adolescents. Based on the ecological model, this cross-sectional study used data from the 2016 Korea Youth Risk Behavior Web-Based Survey (N = 65,528). Among 33,803 males (51.6%) and 31,725 females…

Background: Pictorial warnings may contribute to lower attractiveness of smoking, particularly among adolescents. The present study compared the impact of two different label styles of tobacco product warnings (textual and pictorial) among adolescents in a new standardized way, using the Adolescent Label Impact Index (ALII). Methods: A…

The purpose of the present study is to determine if high school students' character strengths composed of twenty-four different strengths, virtues including six dimensions and demographic characteristics predict risky behaviors. The participants of the study were 380 students aged between 14-19 years and enrolled in general high schools. The data…

The purposes of this study were to compare the use of contraception by monocultural and multicultural adolescents and identify the multidimensional factors in an ecological model. This study was cross-sectional design with a secondary data analysis using national data from the 2018 Korea Youth Risk Behavior Survey, including 3,031 participants (81…

Among adolescents (ages 12-17) and young adults (ages 18-25) enrolled in Medicaid or the Children's Health Insurance Program (CHIP), 0.5% of adolescents had opioid use disorder (OUD), 3.0% had other risky opioid use, 3.4% had another substance use disorder, and 21.6% used other substances without disorder. Compared to adolescents, the prevalence…

Background: This study examined how risk perceptions and social norms around e-cigarettes are associated with susceptibility (i.e., openness to using the product in the next 12 months) of e-cigarettes and smoking among adolescents. Methods: We analyzed data from a 2016 representative survey of 8,718 middle school students in Mexico. The study…