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Fig. 1 | Journal of Cardiothoracic Surgery

Fig. 1

From: A Nomogram utilizing ECG P-wave parameters to predict recurrence risk following catheter ablation in paroxysmal atrial fibrillation

Fig. 1

Preoperative and postoperative changes of parameters: A comparison between the PWD values of the ECG for the 12 leads prior to and following catheter ablation. B Comparing the 12-lead ECG’s PWA values prior to and following catheter ablation. C Variations in Pmax value during and after surgery. D P-area value changes prior to and following surgery. E variations in Pd values prior to and following surgery. F preoperative and postoperative P-index value changes. G preoperative and postoperative PtfV1 absolute value changes. H preoperative, and postoperative PtfV1 value changes. *P < 0.05

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