Structure |
Electrogram amplitude, mV |
Electrogram amplitude, mV |
Electrogram amplitude, mV |
Pacing threshold, mA |
Pacing threshold, mA |
Pacing threshold, mA |
|
Pre-PFA |
Post-PFA |
P-value
|
Pre-PFA |
Post-PFA |
P-value
|
Atrium |
1.52±1.19 |
0.17±0.16 |
<0.0001* |
0.5±0.6 |
>15 |
<0.001* |
Atrial appendage |
2.41±1.57 |
0.21±0.15 |
<0.0001* |
0.4±0.5 |
>15 |
<0.001* |
Pulmonary vein |
0.92±0.79 |
0.15±0.13 |
<0.0001* |
0.7±0.4 |
>15 |
<0.001* |
All structures |
1.18±1.08 |
0.17±0.21 |
<0.0001* |
0.6±0.7 |
>15 |
<0.001* |