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This article presents an expanded model of acculturation among international migrants and their immediate descendants. Acculturation is proposed as a multidimensional process consisting of the confluence among heritage-cultural and receiving-cultural practices, values, and identifications. The implications of this reconceptualization for the acculturation(More)
PURPOSE To describe the service utilization patterns of homeless and runaway youth in a "service-rich" area (Los Angeles, California); identify demographic and other correlates of utilization; and contextualize the findings with qualitative data. METHOD During Phase 1 of this study, survey data were collected from an ethnically diverse sample of 296 youth(More)
The past two decades have seen a growing interest and investment in transdisciplinary research teams and centers. The Transdisciplinary Tobacco Use Research Centers (TTURCs) exemplify large-scale scientific collaborations undertaken for the explicit purpose of promoting novel conceptual and methodological integrations bridging two or more fields. Until(More)
PURPOSE The purpose of this research were to explore homeless youths' histories of exposure to violence, perpetration of violence, and fear of violent victimization, and to examine the extent to which these constructs are associated with demographic variables. METHODS A sample of 432 youth (between 13 and 23 years old) who were homeless or at imminent(More)
IMPORTANCE Exposure to nicotine in electronic cigarettes (e-cigarettes) is becoming increasingly common among adolescents who report never having smoked combustible tobacco. OBJECTIVE To evaluate whether e-cigarette use among 14-year-old adolescents who have never tried combustible tobacco is associated with risk of initiating use of 3 combustible tobacco(More)
OBJECTIVE To assess the impact of televised alcohol commercials on adolescents' alcohol use. METHODS Adolescents completed questionnaires about alcohol commercials and alcohol use in a prospective study. RESULTS A one standard deviation increase in viewing television programs containing alcohol commercials in seventh grade was associated with an excess(More)
This study examined whether bullies, victims, and aggressive victims (those who are both bullies and victims) differed on classroom social network variables, gender, and ethnicity. Survey data were collected from a primarily Latino and Asian sample of 1,368 Southern California 6th graders (mean age = 11.3 years). Logistic regression analyses were performed(More)
Previous research has indicated that the influence of peers on adolescent smoking may differ across ethnic groups. Although many studies have focused on African Americans, Hispanics, and Whites, few studies have included Asian Americans, Pacific Islanders, and multi-ethnic adolescents as distinct groups. Using data from a statewide sample of 5870(More)
BACKGROUND Adolescent smoking is a public health concern in China. Although the family is an important social influence in China, few associations among family characteristics and adolescent smoking have been examined using Chinese samples. METHODS Survey data on psychosocial variables and smoking were collected from a sample of 3629 7th grade adolescents(More)
This study examined multiple influences on the use of tobacco by adolescents in China. Using the theory of triadic influences as a guide, we selected interpersonal, attitudinal/cultural, and intrapersonal constructs from baseline data to predict adolescent smoking 1 year later. We used prospective data from middle and high school students (N = 11,583) and(More)