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Auteur J. STUDER |
Documents disponibles écrits par cet auteur (22)

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Article : Périodique
S. BAGGIO ; J. STUDER ; J. B. DAEPPEN ; G. GMEL |FRANÇAIS : Position du problème : La pression des pairs constitue une variable importante pour expliquer et prédire les comportements déviants tels que la consommation de substances, les pratiques sexuelles à risque et la délinquance. Toutefois[...]![]()
Article : Périodique
Y. HENCHOZ ; A. A. N'GORAN ; S. BAGGIO ; S. DELINE ; J. STUDER ; G. GMEL |Purpose: This study aimed to determine if the associations between age at cannabis first use and mental health and depression persist after controlling for the misuse of cannabis, other illicit drugs, alcohol and cigarettes. Methods: Baseline d[...]![]()
Article : Périodique
S. BAGGIO ; Y. HENCHOZ ; J. STUDER ; S. DELINE ; A. N’GORAN ; M. MOHLER-KUO ; J. B. DAEPPEN ; G. GMEL |Background and aims: Few studies have examined whether subjective experiences during first cannabis use are related to other illicit drug (OID) use. This study investigated this topic. Methods: Baseline data from a representative sample of youn[...]![]()
Article : Périodique
A. ROUGEMONT-BUCKING ; H. JUNGABERLE ; M. SCHEIDEGGER ; M. C. G. MERLO ; V. S. GRAZIOLI ; J. B. DAEPPEN ; G. GMEL ; J. STUDER |Differences in mental health (MH) of users of distinct psychoactive substances have been shown. Both substance use (SU) and MH in users are influenced by stressful life events. This study compared MH parameters in distinct groups of substance us[...]![]()
Article : Périodique
S. BAGGIO ; J. STUDER ; M. MOHLER-KUO ; J. B. DAEPPEN ; G. GMEL |Background: Simultaneous polydrug use (SPU) may represent a greater incremental risk factor for human health than concurrent polydrug use (CPU). However, few studies have examined these patterns of use in relation to health issues, particularly [...]![]()
Article : Périodique
D. FUSTER ; J. STUDER ; G. GMEL ; N. BERTHOLET |Background: Information about correlates of cannabis vaping in Europe is scarce. Methods: In a cohort of 1613 Swiss young males currently using cannabis, we used logistic regression, adjusting for age, linguistic region and education to assess [...]![]()
Article : Périodique
G. GMEL ; S. BAGGIO ; M. MOHLER-KUO ; J. B. DAEPPEN ; J. STUDER |QUESTION UNDER STUDY: To test longitudinally differences in conventional cigarette use (cigarettes smoked, cessation, quit attempts) between vapers and nonvapers. METHODS: Fifteen months follow-up of a sample of 5 128 20-year-old Swiss men. The[...]![]()
Article : Périodique
N. BERTHOLET ; E. SCHMUTZ ; J. STUDER ; A. ADAM ; G. GMEL ; J. A. CUNNINGHAM ; J. McNEELY ; J. B. DAEPPEN |Objective: To estimate the effects of providing access to an alcohol intervention based on a smartphone. Design: Randomised controlled trial. Setting: Four higher education institutions in Switzerland. Participants: 1770 students (> =18 yea[...]![]()
Article : Périodique
P. DERMOTA ; J. WANG ; M. DEY ; G. GMEL ; J. STUDER ; M. MOHLER-KUO |Objectives: The purpose of the present study was to describe health literacy and its association with substance use among young men. Methods: The present study was part of the Cohort Study on Substance Use Risk Factors that included 11,930 Swis[...]![]()
Article : Périodique
G. GMEL ; J. STUDER ; S. DELINE ; S. BAGGIO ; A. N'GORAN ; M. MOHLER-KUO ; J. B. DAEPPEN |OBJECTIVE: In general population survey instruments that measure volume of drinking, additional questions and shorter reference periods yield higher volumes. Comparison studies have focused on volume but not on associations between volume and co[...]![]()
Article : Périodique
J. STUDER ; M. MOHLER-KUO ; P. DERMOTA ; J. GAUME ; N. BERTHOLET ; C. EIDENBENZ ; J. B. DAEPPEN ; G. GMEL |Objective: The aim of this study was to examine the differences between those who gave informed consent to a study on substance use and those who did not, and to analyze whether differences changed with varying nonconsent rates. Method: Cross-[...]![]()
Article : Périodique
S. BAGGIO ; J. STUDER ; M. MOHLER-KUO ; J. B. DAEPPEN ; G. GMEL |Non-medical use of prescription drugs (NMUPD) is increasing among the general population, particularly among teenagers and young adults. Although prescription drugs are considered safer than illicit street drugs, NMUPD can lead to detrimental co[...]![]()
Article : Périodique
S. BAGGIO ; J. STUDER ; S. DELINE ; A. N'GORAN ; M. DUPUIS ; Y. HENCHOZ ; M. MOHLER-KUO ; J. B. DAEPPEN ; G. GMEL |This study investigates the potential stages of drug use. Data from the longitudinal Cohort Study on Substance Use Risk Factors were used (N = 5,116). Drug use (alcohol, tobacco, and 16 illicit drugs) over the previous 12 months was assessed at [...]![]()
Article : Périodique
S. BAGGIO ; A. N'GORAN ; S. DELINE ; J. STUDER ; M. DUPUIS ; Y. HENCHOZ ; M. MOHLER-KUO ; J. B. DAEPPEN ; G. GMEL |Background and Aims: To test prospective associations between cannabis disorder symptoms/frequency of cannabis use and health issues and to investigate stability versus transience in cannabis use trajectories. Design: Two waves of data collect[...]![]()
Article : Périodique
S. BAGGIO ; J. STUDER ; M. MOHLER-KUO ; J. B. DAEPPEN ; G. GMEL |QUESTIONS UNDER STUDY / PRINCIPLES: The main aim of this study was to investigate profiles of drug users, with a particular focus on illicit drugs other than cannabis, and to explore the effect of early-onset intensive use (drunkenness, daily sm[...]