Assessment of Angiography-Based Renal Quantitative Flow Ratio Measurement in Patients with Atherosclerotic Renal Artery Stenosis

Figure 4

Agreement and correlation between rQFR and rFFR. Excellent correlation and agreement were demonstrated between rQFR and rFFR ((a) paired test, (b) Spearman’s correlation test, and (c) Bland–Altman analyses).

(a)

(b)

(c)