Footnotes

• Twitter @SeemaKShah

• Contributors SS helped conceptualise and design the study, assisted in review and coding of data, drafted the initial manuscript, and reviewed and revised the manuscript. FM and KDS provided input into initial study design, designed the data collection instruments, collected data, carried out the data analyses, and reviewed and provided feedback on drafts of the manuscript for important intellectual content. CL and KC provided input into study design, were instrumental in data collection and reviewed and provided comments on the manuscript. JY-F and CP provided input into initial study design and reviewed the manuscript for important intellectual content. DW helped conceptualise and design the study, coordinated and supervised data collection and management, and critically reviewed the manuscript for important intellectual content. All authors approved the final manuscript as submitted and agree to be accountable for all aspects of the work.

• Funding All phases of this study were supported by the American Diabetes Association (1-18-ICTS-100).

• Competing interests None declared.

• Provenance and peer review Not commissioned; externally peer reviewed.

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