Received: 19 July 2019
Accepted: 22 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: This Singapore SingHealth Centralized Institutional Review Board issued the ethical approval for this study (Ref No. 201707–00005). Waiver of informed consent has been requested for all study subject on the grounds of data being collected as part of patients’ routine care, and information collected not affecting clinical decisions nor deprive any individual’s entitled care. Furthermore, all the collected data would be de-identified. The SGH Population Health and Integrated Care Office approved the usage of collected data for this study.
: Not applicable.
: Dr. Low Lian Leng is a member of the editorial board (Associate Editor) for BMC HSR. The remaining authors declare that they have no competing interests.