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. 2021 Mar 19;2(2):126–136. doi: 10.1016/j.cvdhj.2021.03.002

Table 3.

Clinical test set confusion matrix for pulmonary vein vs extra-pulmonary vein atrial fibrillation driver location classification

True class
PV Extra-PV
Predicted class
PV 17 4
Extra-PV 6 19

PV = pulmonary vein.