About the Authors

Fiona J. Charlson

Affiliation School of Population Health, University of Queensland, Herston, Queensland, Australia

Zachary Steel

Affiliation School of Psychiatry, University of New South Wales, Prince of Wales Hospital, Randwick, New South Wales, Australia

Louisa Degenhardt

Affiliations Centre for Health Policy, Programs and Economics, School of Population Health, The University of Melbourne, Carlton, Victoria, Australia, National Drug and Alcohol Research Centre, University of New South Wales, Sydney, Randwick, New South Wales, Australia

Tien Chey

Affiliation School of Psychiatry, University of New South Wales, Prince of Wales Hospital, Randwick, New South Wales, Australia

Derrick Silove

Affiliation School of Psychiatry, University of New South Wales, Prince of Wales Hospital, Randwick, New South Wales, Australia

Claire Marnane

Affiliation School of Psychiatry, University of New South Wales, Prince of Wales Hospital, Randwick, New South Wales, Australia

Harvey A. Whiteford

h.whiteford@uq.edu.au

Affiliation School of Population Health, University of Queensland, Herston, Queensland, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the paper: FC. Helped develop the concept and methodology, and derived the estimates: FC. Developed the methodology and assisted with statistical modelling: ZS. Contributed to manuscript development: ZS LD DS CM HW. Developed the concept and contributed to methodology development: LD. Carried out statistical analysis: TC. Oversaw the study design and development: HW.