Footnotes

• Handling editor Josef S Smolen

• Twitter @MetaMedTeam

• NC and NS contributed equally.

• Contributors All authors contributed to designing the report, drafting the manuscript and the revisions. NS and NC had full access to the data in the study and had final responsibility for the decision to submit for publication. All authors gave final approval of the version to be published.

• 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 NC declares support from European Union’s Horizon 2020 under the Marie Sklodowska-Curie Actions programme (grant agreement No 843267) and from European Society of Cardiology (grant number App000037070); grant funding paid to her institution from Research Foundation Flanders (FWO) (grant number 12ZU922N); and royalties on the intellectual property of a home-monitoring system for patients with heart failure paid to Oxford University Innovation. IBM declares honoraria from AbbVie; grant support paid to his university from AstraZeneca and Eli Lilly; participation on data safety monitoring boards/advisory boards of AstraZeneca, BMS, Eli Lilly, Novartis, Janssen, GSK, AbbVie, Cabaletta, Compugen, Causeway, Gilead, Moonlake, Reflexion, UCB, XinThera; patents from Novartis; leadership roles with Evelo, Versus Arthritis, and Greater Glasgow and Clyde Health Board; and stock or stock options with Evelo, Compugen, and Cabaletta. JJVM has received funding to his institution from Amgen and Cytokinetics for his participation in the Steering Committee for the ATOMIC-HF, COSMIC-HF, and GALACTIC-HF trials and meetings and other activities related to these trials; has received payments through Glasgow University from work on clinical trials, consulting and other activities from Alnylam, Amgen, AstraZeneca, Bayer, Boehringer Ingelheim, Bristol Myers Squibb, Cardurion, Dal-Cor, GlaxoSmithKline, Ionis, KBP Biosciences, Novartis, Pfizer, and Theracos; has received personal lecture fees from the Corpus, Abbott, Hikma, Sun Pharmaceuticals, Medscape/Heart.Org, Radcliffe Cardiology, Servier Director, and Global Clinical Trial Partners (GCTP). NS declares consulting fees and/or speaker honoraria from Abbott Laboratories, Afimmune, Amgen, AstraZeneca, Boehringer Ingelheim, Eli Lilly, Hanmi Pharmaceuticals, Janssen, Merck Sharp & Dohme, Novartis, Novo Nordisk, Pfizer, Roche Diagnostics, and Sanofi; and grant support paid to his university from AstraZeneca, Boehringer Ingelheim, Novartis, and Roche Diagnostics. The views expressed are those of the authors and not necessarily those of the funders.

• 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 Commissioned; externally peer reviewed.