Funding for this research was provided by:
National Health and Medical Research Council
National Heart Foundation of Australia (102005)
Received: 12 December 2019
Accepted: 26 February 2020
First Online: 2 March 2020
Ethics approval and consent to participate
: Institutional ethics approval was granted from Ryde Rehabilitation Human Research Ethics Committee (HREC/09/RRCS/07), Western Sydney Local Health Network (HREC2011/4/4.7 (3317) AU RED HREC/11/WMEAD/93), and Alfred Health Human Research Ethics Committee (512/11). Written informed consent was obtained from all individual participants included in the study.
: Not Applicable.
: The authors declare that they have no competing interests except Ian Cameron is a Section Editor for BMC Geriatrics. He had no role in the review of the submission.