| LA | RA | Biatrial | p‐Value | |
|---|---|---|---|---|
| (n = 60) | (n = 99) | (n = 15) | ||
| Age, (years) | 62.6 ± 9.3 | 60.4 ± 10.4 | 60.5 ± 11.2 | 0.398 |
| Male, n (%) | 41 (68.3) | 58 (58.6) | 9 (60.0) | 0.464 |
| Paroxymal Atrial Fibrillation, n (%) | 34 (56.7) | 63 (64.9) | 9 (60.0) | 0.579 |
| Comorbidities, n (%) | ||||
| Heart failure | 10 (16.7) | 14 (14.1) | 3 (20.0) | 0.805 |
| Hypertension | 31 (51.7) | 50 (50.5) | 2 (13.3) | 0.020 |
| Diabetes mellitus | 18 (30.0) | 7 (7.1) | 3 (20.0) | 0.001 |
| Stroke | 6 (10.0) | 14 (14.1) | 0 (0.0) | 0.251 |
| CHA2DS2‐VASc score | 2.0 [1.0; 3.0] | 2.0 [1.0; 3.0] | 1.0 [1.0; 2.0] | 0.472 |
| Echocardiography | ||||
| LA dimension, mm (n = 1575) | 41.7 ± 7.1 | 41.5 ± 5.9 | 40.8 ± 7.0 | 0.893 |
| LA volume index, ml/m2 (n = 1575) | 37.2 [28.8;47.1] | 39.7 [31.6;49.0] | 39.9 [34.0;48.0] | 0.805 |
| LV ejection fraction, % (n = 1575) | 63.0 [58.0;67.0] | 64.0 [58.5;67.0] | 66.0 [63.5;69.5] | 0.095 |
| EEm (n = 1575) | 9.3 [8.1;12.0] | 9.9 [8.0;13.0] | 9.4 [8.2;11.7] | 0.907 |
| LV mass index, g/m2 (n = 1575) | 93.2 [81.1;107.8] | 93.3 [78.6;103.3] | 88.9 [70.2;102.8] | 0.537 |
| Pericardial fat volumes (n = 1575) | 100.8 [61.6;140.0] | 93.0 [67.6;129.3] | 95.5 [73.7;124.8] | 0.756 |
| LA voltage | 1.4 [0.8; 1.9] | 1.3 [0.8; 1.7] | 1.0 [0.8; 1.2] | 0.153 |
| LA pressure | ||||
| Peak pressure, AF | 25.0 [20.0;33.0] | 20.0 [14.0;26.5] | 22.0 [17.5;26.5] | 0.005 |
| Mean pressure, AF | 14.0 [11.0;17.0] | 10.5 [7.5;14.5] | 12.0 [10.5;17.0] | 0.020 |
| Peak pressure, SR | 26.5 [18.0;33.5] | 19.0 [15.0;26.0] | 22.0 [20.0;30.0] | 0.001 |
| Mean pressure, SR | 14.0 ± 6.4 | 11.1 ± 5.6 | 14.9 ± 5.9 | 0.004 |
| RVSP | 28.0 [23.0;31.5] | 26.0 [23.0;29.0] | 25.5 [21.0;35.0] | 0.385 |
ExPVT, extrapulmonary vein trigger; LA, left atrium; LV, left ventricle; Eem, ratio of the early diastolic mitral inflow velocity (E) to the early diastolic mitral annular velocity (Em); AF, atrial fibrillation; SR, sinus rhythm; RVSP, right ventricle systolic pressure.