[1] Curtin Univ, Sch Physiotherapy & Exercise Sci, Kent St,GPO Box U1987, Perth, WA 6845, Australia
[2] Queensland Univ Technol, Fac Hlth, Sch Publ Hlth & Social Work, Brisbane, Qld, Australia
[3] Metro South Hlth, Ctr Functioning & Hlth Res, Buranda, Qld, Australia
[4] Monash Univ, Sch Primary & Allied Hlth Care, Clayton, Vic, Australia
[5] La Trobe Univ, Healthscope, Bundoora, Vic, Australia
[6] La Trobe Univ, La Trobe Ctr Sport & Exercise Med Res, Bundoora, Vic, Australia
[7] Univ Western Australia, Western Australian Ctr Hlth & Ageing, Med Sch, Crawley, WA, Australia
[8] Malcom Randall VA Med Ctr, Geriatr Res Educ & Clin Ctr, Gainesville, FL USA
[9] Univ Florida, Coll Med, Gainesville, FL USA
[10] Univ Notre Dame Australia, Inst Hlth Res, Fremantle, WA, Australia
[11] East Metropolitan Hlth Serv, Dept Aged Care & Rehabil, Armadale Kelmscott Mem Hosp, Armadale, WA, Australia
[12] Univ Notre Dame Australia, Sch Physiotherapy, Inst Hlth Res, Fremantle, WA, Australia
[13] St John God Midland Publ & Private Hosp, Dept Aged Care & Rehabil, Midland, WA, Australia