About the Authors

Brian D. Power

Affiliations Department of Psychiatry, Royal Perth Hospital, Perth, Western Australia, Australia, Western Australian Centre for Health and Ageing, Centre for Medical Research, University of Western Australia, Perth, Western Australia, Australia, School of Psychiatry and Clinical Neurosciences, University of Western Australia, Perth, Western Australia, Australia

Helman Alfonso

Affiliations Western Australian Centre for Health and Ageing, Centre for Medical Research, University of Western Australia, Perth, Western Australia, Australia, School of Psychiatry and Clinical Neurosciences, University of Western Australia, Perth, Western Australia, Australia

Leon Flicker

Affiliations Western Australian Centre for Health and Ageing, Centre for Medical Research, University of Western Australia, Perth, Western Australia, Australia, School of Medicine and Pharmacology, University of Western Australia, Perth, Western Australia, Australia, Department of Geriatric Medicine, Royal Perth Hospital, Perth, Western Australia, Australia

Graeme J. Hankey

Affiliations School of Medicine and Pharmacology, University of Western Australia, Perth, Western Australia, Australia, Department of Neurology, Royal Perth Hospital, Perth, Western Australia, Australia

Bu B. Yeap

Affiliations School of Medicine and Pharmacology, University of Western Australia, Perth, Western Australia, Australia, Department of Endocrinology and Diabetes, Fremantle Hospital, Perth, Western Australia, Australia

Osvaldo P. Almeida

osvaldo.almeida@uwa.edu.au

Affiliations Department of Psychiatry, Royal Perth Hospital, Perth, Western Australia, Australia, Western Australian Centre for Health and Ageing, Centre for Medical Research, University of Western Australia, Perth, Western Australia, Australia, School of Psychiatry and Clinical Neurosciences, University of Western Australia, Perth, Western Australia, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: OPA. Performed the experiments: LF GJH OPA. Analyzed the data: HA BP OPA. Contributed reagents/materials/analysis tools: LF OPA. Wrote the paper: BP OPA. Interpretation of the results of the analyses: BP HA LF GJH BBY OPA. Reviewed the manuscript critically for important intellectual content: BP HA LF GJH BBY OPA. Approved the submission of the manuscript for publication: BP HA LF GJH BBY OPA.