BACKGROUND Despite abundant theoretical evidence of higher rates of suicide among lesbian, gay, and bisexual (LGB) youths, little is known about the relationship between suicide and types of sexual intercourse experience in youths. This study examines the association between the type of intercourse experience and suicide risk outcomes (SROs: suicidal ideation, plans for suicide, suicidal attemp...

BACKGROUND Despite social gradients in adult smoking, the effects of socioeconomic position (SEP) on adolescent smoking is not well understood. This study examined effects of subjective SEP as well as the objective SEP on smoking among Korean adolescents. MATERIALS AND METHODS Data were obtained from the 2012 Korea Youth Risk Behavior Web-based Survey, a nationally representative sample of mi...

Adolescent male youth in high-crime neighborhoods are at the greatest risk for personal victimization and violent behavior. The temporal relationship between victimization and violent behavior for minority youth in high-crime neighborhoods was examined to determine whether victimization is a risk factor for or by-product of violent behavior. Whether parenting and other control factors moderated...

The aim of this study was to evaluate the social economic and geographic influences on Internet addiction in Korean youth using the Korean Youth Risk Behavior Web-Based Survey. Middle and high school students (n=73,238) were randomly selected from the respondents to a web-based survey using two-stage stratified complex sampling. A Geographical Information System was used to generate a Korean ma...

Allergic rhinitis (AR) is the most common chronic disorder in the pediatric population. Although several studies have investigated the correlation between AR and sleep-related issues, the association between the duration and time of sleep and AR has not been analyzed in long-term national data. This study investigated the relationship between sleep time and duration and AR risk in middle- and h...

PURPOSE Suicide is the third leading cause of death among older adolescents, and represents a significant public health problem. Preventing suicidal behavior depends on an understanding of the developmental transitions in suicide risk and whether the likelihood of a suicide attempt can be predicted prospectively. METHODS Data from the National Longitudinal Study of Adolescent Health were used...

This study aimed to assess the prevalence of overweight misperception, unhealthy diet practices, and factors associated with these weight-related behaviors among Korean adolescents. The subjects were a nationally representative sample of non-overweight students (52,515 in 2005, 64,084 in 2006, and 67,113 in 2007) in middle and high schools who completed the Korea Youth Risk Behavior Web-Based S...