Objective: The purpose of this study is to examine differences between current and non-current cigarette users, focusing on sociodemographic factors, non-cigarette tobacco product use, parental and friend use, and alcohol and marijuana use; and to identify predictors of cigarette use six months later. Participants: Participants included young…

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…

The purpose of this study was to investigate preservice teachers' (PSTs') beliefs about their intentions to integrate information and communication technologies (ICTs) in their future mathematics classrooms. The main research objective was to examine the extent to which PSTs' beliefs predicted their intentions to integrate ICTs in their…

This study examined the role that peer groups play in shaping students' academic re-engagement across their first year in middle school and whether influences are stronger from peers with whom students remained affiliated over time. Data were collected on an entire cohort of 366 sixth graders (48% female) in a small town. Students reported on…

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…

The present study investigated the effect of descriptive and injunctive norms of peers, parents, and favorite celebrities on adolescents' negative online behavior toward celebrities. The sample consisted of 1,255 adolescents ([X-bar][subscript age] = 14.17, SD = 0.47). Adolescents indicated what their peers, parents, and favorite celebrities think…

The present study investigates how perceived support from peers, parents, and teachers influences later academic performance and if academic self-efficacy and entity intelligence beliefs mediate this association in a sample of early secondary school students. Data were collected from 750 Norwegian students in lower secondary school at…

Alcohol use is common among Vietnamese students. Previous qualitative findings showed Vietnamese medical students believed they were not binge drinkers while reporting many binge drinking occasions they participated in or witnessed. This dichotomy warrants examination. This study aims to establish drinking patterns and examine the factors…

The present investigation aims to analyze the effect of motivation on students' causal attributions to choose or abandon chemistry when it first becomes optional in the secondary education curriculum in Spain. Attributions to the effect of the family and to the teacher and classroom methodology were found to be common predictors of the choice to…

Do your peers in the classroom have an effect on your vocabulary learning? The purpose of this study was to determine if group-level peer characteristics and group-level peer achievement account for individual-level differences in vocabulary achievement using a large sample of students in kindergarten through second grade (n = 389,917). We applied…

Background: Little is known about how the excessive drinking culture entrenched in college social life influences the fear of missing out ("FOMO") on the binge drinking experience among college students and how such fear plays in the mechanisms linking various risk factors with binge drinking intentions. Objectives: The main objectives…

There is a growing interest in the factors influencing bystanders' interventions in school-bullying. However, perceived social norms, beliefs about what others do (perceived descriptive norms), and what others think one should do (perceived injunctive norms) still require attention. The aim of this study was to investigate whether students…

Understanding the factors that make college students more likely to drink alcohol and smoke cigarettes is key to developing effective interventions in order to reduce these behaviors. This study sought to understand entering college students' intentions to engage in smoking and drinking behavior by examining the cognitive accessibility (ease of…

Background: Using data from a statewide relationship education (RE) program targeting a diverse adolescent sample, this study examined RE implementation in classroom environments. Objective: The purpose of this study was to explore (1) whether there is a beneficial RE program effect for change in individual attitudes toward sexual delay, (2)…

Adolescent opioid misuse is a public health crisis, particularly among clinical populations of youth 15 with substance misuse histories. Given the negative and often lethal consequences associated with 16 opioid misuse among adolescents, it is essential to identify the risk and protective factors underlying 17 early opioid misuse to inform…