Browsing Public Health Sciences (School of) by Author "Williams, Gillian C."
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An examination of how age of onset for alcohol, cannabis, and tobacco are associated with physical activity, screen time and BMI as students are preparing to graduate from high school
Williams, Gillian C.; Battista, Kate; Leatherdale, Scott T. (Elsevier, 2019-09)Introduction In this study we examined the co-occurrence of alcohol, cannabis, and tobacco among a large cohort of grade 12 students in Canada, and then explored if the age of initiation of these substances was associated ... -
More support needed: Evaluating the impact of school e-cigarette prevention and cessation programs on e-cigarette initiation among a sample of Canadian secondary school students
Williams, Gillian C.; Cole, Adam G.; Groh, Margaret de; Jiang, Ying; Leatherdale, Scott T. (Elsevier, 2022-02)Given the recent increase in e-cigarette use among adolescents, there is a need to further explore how school programs are associated with e-cigarette initiation. The objective of this quasi-experimental study was to ...