Auteur J. A. FERRIS

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Correlates of new psychoactive substance use among a self-selected sample of nightclub attendees in the United States

J. J. PALAMAR ; M. J. BARRATT ; J. A. FERRIS ; A. R. WINSTOCK | 2016
Dans American Journal on Addictions (Vol.25, n°5, August 2016) Article : Périodique

Background and Objectives: Although new psychoactive substances (NPS) continue to emerge at a rapid rate, US national surveys only measure the use of non-specific categories of NPS and are not designed to access high-risk populations. In this pa[...]

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Global Drug Survey (GDS) 2021. Key findings report

A. R. WINSTOCK ; L. J. MAIER ; A. ZHUPARRIS ; E. DAVIES ; C. PULJEVIC ; K. P. C. KUYPERS ; J. A. FERRIS ; M. J. BARRATT | 2021
Rapport

Data collection period: GDS2021 ran between December 2020 and March 2021. Sample characteristics Global Drug Survey 2021 (GDS2021): Data from over 32,000 people from over 20 countries were used in the preparation of this report. 62% were cisg[...]

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Intention to reduce drinking alcohol and preferred sources of support: An international cross-sectional study

E. L. DAVIES ; L. J. MAIER ; A. R. WINSTOCK ; J. A. FERRIS | 2019
Dans Journal of Substance Abuse Treatment (Vol.99, April 2019) Article : Périodique

Introduction: Drinking alcohol is legal in most countries of the world. Given the social acceptance of this behavior despite potential negative impact on health, help-seeking behavior could differ when compared to other drugs. This paper aimed t[...]

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Monitoring drug use in the digital age: studies in web surveys Using the Global Drug Survey for harm reduction

A. R. WINSTOCK ; E. L. DAVIES ; J. A. FERRIS ; L. J. MAIER ; M. J. BARRATT | 2022
Rapport

The Global Drug Survey (GDS) is a detailed annual online survey of psychoactive substance use that first ran in 2011. The 10 GDS surveys to date have collected data from more than 900 000 respondents, containing information that can answer key a[...]

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Document numérique

Perceptions of cannabis health information labels among people who use cannabis in the U.S. and Canada

A. R. WINSTOCK ; M. T. LYNSKEY ; L. J. MAIER ; J. A. FERRIS ; E. L. DAVIES | 2021
Dans International Journal of Drug Policy (Vol.91, May 2021) Article : Périodique

Background: The emergence of legal cannabis industries poses a new public health challenge. Health information labels are part of the public health strategy for tobacco and alcohol, but there is limited research on cannabis-related messaging. Th[...]

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Nouveauté

Safer scoring? Cryptomarkets, social supply and drug market violence

M. J. BARRATT ; J. A. FERRIS ; A. R. WINSTOCK | 2016
Dans International Journal of Drug Policy (Vol.35, September 2016) Article : Périodique

Background: Cryptomarkets are digital platforms that use anonymising software (e.g. Tor) and cryptocurrencies (e.g. Bitcoin) to facilitate trade of goods and services, most notably illicit drugs. Cryptomarkets may reduce systemic violence compar[...]

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Shifts in cannabis use at the onset of the COVID-19 pandemic among Global Drug Survey respondents from 13 countries

C. PULJEVIC ; A. COSSART ; E. L. DAVIES ; M. J. BARRATT ; L. J. MAIER ; M. JAUFFRET-ROUSTIDE ; A. R. WINSTOCK ; J. A. FERRIS | 2023
Dans Drugs, Habits and Social Policy (Vol.24, n°3, 2023) Article : Périodique

Purpose: The COVID-19 pandemic likely impacted cannabis distribution, access and usage worldwide. This study aims to describe self-reported changes in cannabis use and related outcomes following COVID-19-related restrictions among an internation[...]

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The relationship between cryptomarket drug purchase, social networks and adverse drug events: A cross-sectional study

L. CONEY ; A. PEACOCK ; A. MALM ; R. MUNKSGAARD ; J. ALDRIDGE ; J. A. FERRIS ; L. J. MAIER ; A. R. WINSTOCK ; M. J. BARRATT | 2024
Dans International Journal of Drug Policy (Vol.123, January 2024) Article : Périodique

Introduction: Drug use and trading are typically social activities; however, supply through cryptomarkets can occur without any in-person social contact. People who use drugs alone may be at higher risk of experiencing harms, for example, due to[...]

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Use of Silk Road, the online drug marketplace, in the United Kingdom, Australia and the United States

M. J. BARRATT ; J. A. FERRIS ; A. R. WINSTOCK | 2014
Dans Addiction (Vol.109, n°5, May 2014) Article : Périodique

Aims: To investigate the prevalence of awareness of the online illicit drug marketplace Silk Road (SR), consumption of drugs purchased from SR and reasons for use and non-use of SR. Design and setting Global Drug Survey: purposive sample collect[...]

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Where and what you drink is linked to how much you drink: An exploratory survey of alcohol use in 17 countries

E. L. DAVIES ; R. COOKE ; L. J. MAIER ; A. R. WINSTOCK ; J. A. FERRIS | 2021
Dans Substance Use and Misuse (Vol.56, n°13, 2021) Article : Périodique

This paper aimed to explore the differences in subjective experiences of intoxication depending on drinking location and drink type. Methods: Data came from 32,194 respondents to The Global Drug Survey (GDS) 2015, an annual, cross-sectional, on[...]

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