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

<div>Scatter plots comparing the RPP with the FFR (a) and iFR (b). RPP, rate pressure products; iFR, instantaneous wave-free ratio; FFR, fractional flow reserve.</div>

Journal of Interventional Cardiology

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Figure 4

Figure 4: Rate Pressure Products Affect the Relationship between the Fractional Flow Reserve and Instantaneous Wave-Free Ratio 