Rate Pressure Products Affect the Relationship between the Fractional Flow Reserve and Instantaneous Wave-Free Ratio

<div>Scatter plots of the FFR and iFR in the low-RPP group (a) and the high-RPP group (b). RPP, rate pressure product; iFR, instantaneous wave-free ratio; FFR, fractional flow reserve.</div>

Journal of Interventional Cardiology

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Figure 1

Figure 1: Rate Pressure Products Affect the Relationship between the Fractional Flow Reserve and Instantaneous Wave-Free Ratio 