Conducting collaborative research locally, nationally and globally.
Hayley Hamilton 2024
Identifying Psychosocial and Ecological Determinants of Enthusiasm In Youth: Integrative Cross-Sectional Analysis Using Machine LearningRoberta Dolling-Boreham, Akshay Mohan, Mohamed Abdelhack, Tara Elton-Marshall, Hayley Hamilton, Angela Boak, Daniel FelskyUnderstanding the factors contributing to mental well-being in youth is a public health priority. Self-reported enthusiasm for the future may be a useful indicator of well-being and has been shown to forecast social and educational… |
Changes in modes of cannabis consumption pre- and post-legalization and their correlates among adults in Ontario, Canada: 2017–2022Yeshambel Nigatu, Sameer Imtiaz, Tara Elton-Marshall, Sergio Rueda, Hayley HamiltonDespite an increase in the varieties of cannabis products available for consumption, limited evidence is available about the patterns of cannabis consumption methods… |
Changes in medical cannabis use in Ontario, Canada (2014 to 2019): Trajectory of trends, medical authorization patterns and association with recreational cannabis legalizationSameer Imtiaz, Yeshambel Nigatu, Farihah Ali, Tara Elton-Marshall, Jürgen Rehm, Sergio Rueda, Hayley HamiltonWe characterized trends in medical cannabis use; examined characteristics associated with medical cannabis use without… |
The Association of Frequency of Worry About Financial Debt With Substance Use Among Adults in Ontario, CanadaYeshambel Nigatu, Tara Elton-Marshall, Christine Wickens, Hayley HamiltonFinancial debt and associated stress might increase the risk of substance use problems or exacerbate existing ones. Little evidence is available… |
Effects of cannabis legalisation on patterns of cannabis consumption among adolescents in Ontario, Canada (2001- 2019)Sameer Imtiaz, Yeshambel Nigatu, Marcos Sanches, Farihah Ali, Angela Boak, Laura Douglas, Hayley Hamilton, Jürgen Rehm, Sergio Rueda, Robert Schwartz, Samantha Wells, Tara Elton-Marshall.Cannabis legalisation was enacted on 17 October 2018 in Canada. Accordingly, the effects of cannabis legalisation on patterns of cannabis consumption were examined among adolescents… |
Factors associated with stress about returning to pre-pandemic routines among CanadiansYeshambel Nigatu, Tara Elton-Marshall, Samantha Wells, Christine Wickens, Hayley HamiltonThe COVID-19 pandemic continues to be a public health concern, with important impacts on individuals’ mental health. Many people have experienced significant changes to their daily routines due to the pandemic and for some, returning to pre-pandemic routines could create elevated stress. The present study explored factors…
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Associations between Cannabis Use, Opioid Misuse and Severe Psychological Distress in Adolescents: A Cross-Sectional School-Based Study.Hugues Sampasa-Kanyinga, Jean-Philippe Chaput, Fatima Mougharbel, & Hayley Hamilton.Cannabis use and nonmedical use of prescription opioids are consumed by a small to moderate number of adolescents. However, little is known about their combined influence on mental health…
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Cannabis Legalization and Driving under the Influence of Cannabis and Driving under the Influence of Alcohol among Adult and Adolescent Drivers in Ontario, Canada (2001–2019).Sameer Imtiaz, Yeshambel Nigatu, Farihah Ali, Branka Agic, Tara Elton-Marshall, Huan Jiang, Jürgen Rehm, Sergio Rueda…The impacts of cannabis legalization on driving under the influence of cannabis and driving under the influence of alcohol among adults and adolescents were examined in Ontario, Canada… |
The Institute for Mental Health Policy Research
Centre for Addiction and Mental Health
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Toronto ON - M5S 2S1