Original InvestigationComparison of Different Diastolic Resting Indexes to iFR: Are They All Equal?
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Dr. van’t Veer has received a speaker fee from Abbott. Dr. Pijls has served as a consultant for Abbott and Opsens; and has equity in Philips, GE, HeartFlow, and ASML. Dr. Ali has received institutional research grants to Columbia University from St. Jude Medical and Cardiovascular Systems Inc.; and has served as a consultant to St. Jude Medical, ACIST Medical, Cordis, and Boston Scientific. Dr. De Bruyne is shareholder for Siemens, GE, Bayer, Philips, HeartFlow, Edwards Lifesciences, Sanofi, and Omega Pharma; his institution, the Cardiovascular Center Aalst, has received grant support from Abbott, Boston Scientific, Biotronik, and St. Jude Medical; and his institution has received consulting fees on behalf of Dr. De Bruyne from St. Jude Medical, Opsens, and Boston Scientific outside of the submitted work. Dr. Barbato’s institution, the Cardiovascular Research Institute Aalst, has received speaker and consultancy fees from Abbott Vascular and Boston Scientific on his behalf. Dr. Berry and the University of Glasgow hold research and consultancy agreements with Abbott. Dr. Oldroyd has received consultancy and speaker fees from Abbott; and has received research support from Boston Scientific. All other authors have reported that they have no relationships relevant to the contents of this paper to disclose. Drs. Berry and Oldroyd contributed equally.