Prognostic Impact of Definite and Marginal Discordance Between Fractional Flow Reserve and Nonhyperemic Pressure Ratio (JACC Cardiovascular Interventions August 2026)

Fractional flow reserve (FFR) and non-hyperemic pressure ratios (NHPR) can show either marginal or definite discordance. Objective: To investigate the clinical significance and factors associated with the magnitude of discordance between FFR and NHPR