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Table 3 Comparison of the left and right pulmonary vein ablation parameters for the radiofrequency and PFA groups

From: A real-world case–control study on the efficacy and safety of pulsed field ablation for atrial fibrillation

 

Left pulmonary vein

Right pulmonary vein

F value

P value

Number of discharges in the radiofrequency group (time)

50.48 ± 12.77

41.63 ± 5.92

21.218

 < 0.001

Number of discharges in the PFA group (time)

89.41 ± 70.23

52.10 ± 16.84

8.985

 < 0.001

Pulmonary venous catheter operation time in the radiofrequency group (min)

20.18 ± 6.94

18.46 ± 3.34

0.741

0.467

Pulmonary venous catheter operation time in the PFA group (min)

20.83 ± 5.22

16.52 ± 3.97

2.180

0.041

Effective ablation time in the radiofrequency group (ms)

12.82 ± 4.75

11.33 ± 2.86

0.892

0.383

Effective ablation time in the PFA group (ms)

28.35 ± 20.02

21.41 ± 5.38

6.573

 < 0.001