- Methamphetamine use was associated with a dose-related exacerbation of positive psychotic, affective and psychomotor symptoms.
- We found evidence of a latent symptom profile, comprised of positive psychotic and affective symptoms, that aligned with a diagnosis of substance-induced psychosis.
- Methamphetamine use did not significantly increase the severity of negative symptoms of schizophrenia.
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By: McKetin R1, Dawe S2, Burns RA3, Hides L4, Kavanagh DJ4, Teesson M5, McD Young R4, Voce A3, Saunders JB6.
- 1National Drug Research Institute, Faculty of Health Sciences, Curtin University, Perth, Australia; National Drug and Alcohol Research Centre, University of New South Wales, Sydney, Australia; Centre for Research on Ageing, Health and Wellbeing, Research School of Population Health, Australian National University, Canberra, Australia. Electronic address: firstname.lastname@example.org.
- 2School of Applied Psychology and Menzies Health Institute Queensland, Griffith University, Brisbane, Queensland, Australia.
- 3Centre for Research on Ageing, Health and Wellbeing, Research School of Population Health, Australian National University, Canberra, Australia.
- 4Centre for Youth Substance Abuse Research, School of Psychology and Counselling, and Institute of Health & Biomedical Innovation, Queensland University of Technology (QUT), Brisbane, Queensland, Australia.
- 5National Drug and Alcohol Research Centre, University of New South Wales, Sydney, Australia.
- 6Centre for Youth Substance Abuse Research, University of Queensland, Brisbane, Queensland, Australia; Disciplines of Psychiatry and Addiction Medicine, Faculty of Medicine, University of Sydney, New South Wales, Australia.
- Drug Alcohol Depend. 2016 Jan 30. pii: S0376-8716(16)00046-6. doi: 10.1016/j.drugalcdep.2016.01.018
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