Footnotes

• RK and DB are joint first authors.

• Twitter @anunay_cardio

• RK and DB contributed equally.

• Contributors RK and DB contributed equally to the manuscript and are joint first authors. All authors contributed to design, data collection, draft preparation and manuscript review.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests None declared.

• Patient and public involvement Patients and/or the public were not involved in the design, or conduct, or reporting, or dissemination plans of this research.

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