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*