Research Article
Residual Quantitative Flow Ratio to Estimate Post‐Percutaneous Coronary Intervention Fractional Flow Reserve
Figure 2
Flowchart of patients and vessels that were included and excluded. AUC, area under receiver operating characteristic curve; FFR, fractional flow reserve; PCI, percutaneous coronary intervention; QFR, quantitative flow ratio; ICA, invasive coronary angiography.