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Article : Périodique
OBJECTIVE: The aim of this study was to examine how reasons for substance use at age 18 relate to alcohol and marijuana use at ages 18 and 35 and to symptoms of alcohol use disorder and marijuana use disorder at age 35. METHOD: Bivariate corre[...]
Article : Périodique
Background and Aims: As the legal status of cannabis changes across the United States and modes of administration expand, it is important to examine the potential impact on adolescent cannabis use. This study aimed to assess changes in prevalenc[...]
Article : Périodique
M. E. PATRICK ; J. E. SCHULENBERG ; P. M. O'MALLEY ; J. L. MAGGS ; D. D. KLOSKA ; L. D. JOHNSTON ; J. G. BACHMAN |This study used up to seven waves of data from 32 consecutive cohorts of participants in the national longitudinal Monitoring the Future study to model changes in self-reported reasons for using alcohol and marijuana by age (18 to 30), gender, a[...]
Article : Périodique
Objective: Research on substance use motives typically examines each substance separately. However, simultaneous alcohol and marijuana (SAM) use - that is, using alcohol and marijuana at the same time so that their effixis overlap - is common am[...]
Article : Périodique
The purpose of this study was to examine associations between (a) self-reported reasons for and contexts of alcohol use and (b) high-intensity drinking (i.e., having 10+ drinks in a row in the past 2 weeks) among national samples of U.S. 12th gr[...]
Article : Périodique
Objective: To prospectively examine vaping as a predictor of future cigarette smoking among youth with and without previous cigarette smoking experience. A secondary aim is to investigate whether vaping may desensitise youth to the dangers of sm[...]
Article : Périodique
INTRODUCTION: This study examines the role of e-cigarettes in the drug use patterns of adolescents. Of specific interest is whether adolescent e-cigarette users fall into a group of (1) youth who do not use traditional drugs of abuse or (2) poly[...]
Article : Périodique
IMPORTANCE: The prevalence of underage alcohol use has been studied extensively, but binge drinking among youth in the United States is not yet well understood. In particular, adolescents may drink much larger amounts than the threshold (5 drink[...]
Article : Périodique
Aims: To estimate (1) the prevalence of underage binge drinking, high-intensity drinking and intoxication among young adults aged 19/20 years; (2) change in these behaviors across the transition out of high school and across historical time; and[...]Nouveauté
Rapport
L. D. JOHNSTON ; P. M. O'MALLEY ; J. G. BACHMAN ; J. E. SCHULENBERG ; M. E. PATRICK ; R. A. MIECH | Ann Arbor, MI : Institute for Social Research, The University of Michigan | 2017This report focuses on levels and trends in a range of risk behaviors related to the spread of HIV/AIDS, including certain forms of substance use, number and gender of sexual partners, and so on. It also reports on levels and trends in protectiv[...]
Article : Périodique
M. E. PATRICK ; P. M. O'MALLEY ; D. D. KLOSKA ; J. E. SCHULENBERG ; L. D. JOHNSTON ; R. A. MIECH ; J. G. BACHMAN |Introduction and Aims: The current study documents the characteristics associated with the use of two novel psychoactive substances: synthetic cannabinoids and synthetic cathinones. Design and Methods: Nationally representative samples of stude[...]
Article : Périodique
Purpose: The purpose of this study was to assess whether infrequent and frequent marijuana use at age 19/20 years predicts receipt of educational degrees by the mid-20s, independent of confounding age 18 adolescent risk factors. Methods: Data w[...]Article : Périodique
OBJECTIVE: This study examines reasons for marijuana use among young adults age 19/20 in the United States and the extent to which patterns of reasons are associated with marijuana use and problems 15 years later. METHOD: The national Monitorin[...]Article : Périodique
Reasons high school students use marijuana: Prevalence and correlations with use across four decades
OBJECTIVE: Changes in the legality and prevalence of marijuana raise questions about whether adolescents' reasons for using marijuana and associations between reasons for use and recent marijuana use have changed historically. METHOD: Using nat[...]Article : Périodique
OBJECTIVE: Little consensus exists regarding the relationship between socioeconomic status (SES) and substance use. This study examined the associations of three indicators of family SES during childhood--income, wealth, and parental education--[...]
