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. 2022 Feb 18;17(15):1252–1259. doi: 10.4244/EIJ-D-21-00425

Figure 2. Inter- and intra-observer variation.

Figure 2

Per case/patient distribution of the lowest (blue dots) and highest (red dots) QFR among the five observers stratified by first and second QFR computation (A). Scatter (B) and Bland-Altman (C) plots illustrating intra-observer variation for repeated QFR computation.