Real world validation of the nonhyperemic index of coronary artery stenosis severity-Resting full-cycle ratio-RE-VALIDATE.
Gautam KumarRupak DesaiAnkita GoreHussein RahimAkiko MaeharaMitsuaki MatsumuraAjay KirtaneAllen JeremiasZiad AliPublished in: Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions (2019)
RFR was equivalent to iFR in clinical practice. RFR is an alternative NHPR, avoiding the need for hyperemic agents, thus potentially reducing side effects, procedural time and cost compared to FFR.