Classification performance of instantaneous wave-free ratio (iFR) and fractional flow reserve in a clinical population of intermediate coronary stenoses: results of the ADVISE registry

Ricardo Petraco1*, MD; Javier Escaned2, MD, PhD; Sayan Sen1, MBBS; Sukhjinder Nijjer1, MBChB; Kaleab N. Asrress4, MA, BM BCh; Mauro Echavarria-Pinto, MD2; Tim Lockie4, MBBS; Muhammed Z. Khawaja4, MBBS; Cecilia Cuevas2, MD; Nicolas Foin1, PhD; Christopher Broyd1, MBBS; Rodney A. Foale1, MD; Nearchos Hadjiloizou1, MBBS, PhD; Iqbal S. Malik1, MBBS, PhD; Ghada W. Mikhail1, MBBS, MD; Amarjit Sethi1, MBBS, PhD; Raffi Kaprielian1, MBBS, MD; Christopher S. Baker1,