Table 2

Comparison of isolation areas between PFA and thermal ablation

PFA n = 20Thermal energy n = 39P-value
LPV total, cm2 ± SD6.2 ± 2.75.2 ± 2.10.12
LSPV, cm2 ± SD3.4 ± 1.62.7 ± 1.20.09
LIPV, cm2 ± SD2.8 ± 1.22.5 ± 1.10.43
RPV total, cm2 ± SD4.7 ± 1.55.4 ± 2.10.24
RSPV, cm2 ± SD2.4 ± 0.92.9 ± 1.10.14
RIPV, cm2 ± SD2.3 ± 0.92.5 ± 1.20.47
PV total, cm2 ± SD11.0 ± 3.410.6 ± 3.40.70
Non-ablated area, cm2 ± SD10.7 ± 3.710.7 ± 4.11.00
Total PW area, cm2 ± SD21.7 ± 5.421.3 ± 4.80.79
Sinus rhythm during mapping, n (%)19 (95.0%)36 (92.3%)1
No. of points, n (IQR)874 (520–1228)940 (463–2276)0.164
PFA n = 20Thermal energy n = 39P-value
LPV total, cm2 ± SD6.2 ± 2.75.2 ± 2.10.12
LSPV, cm2 ± SD3.4 ± 1.62.7 ± 1.20.09
LIPV, cm2 ± SD2.8 ± 1.22.5 ± 1.10.43
RPV total, cm2 ± SD4.7 ± 1.55.4 ± 2.10.24
RSPV, cm2 ± SD2.4 ± 0.92.9 ± 1.10.14
RIPV, cm2 ± SD2.3 ± 0.92.5 ± 1.20.47
PV total, cm2 ± SD11.0 ± 3.410.6 ± 3.40.70
Non-ablated area, cm2 ± SD10.7 ± 3.710.7 ± 4.11.00
Total PW area, cm2 ± SD21.7 ± 5.421.3 ± 4.80.79
Sinus rhythm during mapping, n (%)19 (95.0%)36 (92.3%)1
No. of points, n (IQR)874 (520–1228)940 (463–2276)0.164

IQR, interquartile range; LAPW, left atrial posterior wall; LIPV, left inferior pulmonary vein; LPV, left pulmonary vein; LSPV, left superior pulmonary vein; RIPV, right inferior pulmonary vein; RPV, right pulmonary vein; RSPV, right superior pulmonary vein; PW, posterior wall.

Table 2

Comparison of isolation areas between PFA and thermal ablation

PFA n = 20Thermal energy n = 39P-value
LPV total, cm2 ± SD6.2 ± 2.75.2 ± 2.10.12
LSPV, cm2 ± SD3.4 ± 1.62.7 ± 1.20.09
LIPV, cm2 ± SD2.8 ± 1.22.5 ± 1.10.43
RPV total, cm2 ± SD4.7 ± 1.55.4 ± 2.10.24
RSPV, cm2 ± SD2.4 ± 0.92.9 ± 1.10.14
RIPV, cm2 ± SD2.3 ± 0.92.5 ± 1.20.47
PV total, cm2 ± SD11.0 ± 3.410.6 ± 3.40.70
Non-ablated area, cm2 ± SD10.7 ± 3.710.7 ± 4.11.00
Total PW area, cm2 ± SD21.7 ± 5.421.3 ± 4.80.79
Sinus rhythm during mapping, n (%)19 (95.0%)36 (92.3%)1
No. of points, n (IQR)874 (520–1228)940 (463–2276)0.164
PFA n = 20Thermal energy n = 39P-value
LPV total, cm2 ± SD6.2 ± 2.75.2 ± 2.10.12
LSPV, cm2 ± SD3.4 ± 1.62.7 ± 1.20.09
LIPV, cm2 ± SD2.8 ± 1.22.5 ± 1.10.43
RPV total, cm2 ± SD4.7 ± 1.55.4 ± 2.10.24
RSPV, cm2 ± SD2.4 ± 0.92.9 ± 1.10.14
RIPV, cm2 ± SD2.3 ± 0.92.5 ± 1.20.47
PV total, cm2 ± SD11.0 ± 3.410.6 ± 3.40.70
Non-ablated area, cm2 ± SD10.7 ± 3.710.7 ± 4.11.00
Total PW area, cm2 ± SD21.7 ± 5.421.3 ± 4.80.79
Sinus rhythm during mapping, n (%)19 (95.0%)36 (92.3%)1
No. of points, n (IQR)874 (520–1228)940 (463–2276)0.164

IQR, interquartile range; LAPW, left atrial posterior wall; LIPV, left inferior pulmonary vein; LPV, left pulmonary vein; LSPV, left superior pulmonary vein; RIPV, right inferior pulmonary vein; RPV, right pulmonary vein; RSPV, right superior pulmonary vein; PW, posterior wall.

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