Journal article
Adults with a history of recreational cannabis use have altered speech production
AP Vogel, V Pearson-Dennett, M Magee, RA Wilcox, A Esterman, D Thewlis, JM White, G Todd
Drug and Alcohol Dependence | ELSEVIER IRELAND LTD | Published : 2021
Abstract
Stereotypical depictions of speech in cannabis users often suggest slow, laboured output, yet objective evidence supporting this assumption is extremely limited. We know that depressants or hallucinogenic drugs such as cannabis can cause acute changes in communication and speech rate, but the long-lasting effects of cannabis use on speech are not well described. The aim of this study was to investigate speech in individuals with a history of recreational cannabis use compared to non-drug-using healthy controls. Speech samples were collected from a carefully described cohort of 31 adults with a history of cannabis use (but not use of illicit stimulant drugs) and 40 non-drug-using controls. Su..
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Awarded by National Health and Medical Research Council
Funding Acknowledgements
The work was supported by a Fay Fuller Foundation Research Grant, National Health and Medical Research Council of Australia (GT held a Career Development Award ID 627003, APV held a Dementia Fellowship ID 1135683, DT held a Career Development Fellowship ID 1126229), Australian Government (VPD held an Australian Government Research Training Program Scholarship), and the University of South Australia. The funding sources were not involved in the i) study design, ii) collection, analysis, and interpretation of the data, and iii) writing and submission of the article for publication.