Table 3. Echocardiography parameters by group among unadjusted and propensity-matched cohorts.
| Variables | Unadjusted data |
Propensity score matched data |
|||||
|---|---|---|---|---|---|---|---|
| Control group (n=779) | PAF group (n=128) | P value | Control group (n=124) | PAF group (n=124) | P value | ||
| Ejection fraction | 0.69 (0.08) | 0.68 (0.09) | 0.2352 | 0.69 (0.07) | 0.68 (0.09) | 0.2776 | |
| Tricuspid pressure gradient (mmHg) | 17.00 (21.00) | 21.00 (9.00) | <0.0001 | 19.00 (22.00) | 21.00 (8.50) | 0.0030 | |
| Root aortic diameter (mm) | 30.00 (5.00) | 31.00 (5.50) | 0.0023 | 32.00 (5.00) | 31.00 (5.00) | 0.2147 | |
| Right ventricular diameter (mm) | 30.00 (5.00) | 31.00 (5.00) | 0.0005 | 30.00 (6.50) | 31.00 (5.00) | 0.2645 | |
| Right atrial diameter (mm) | 34.00 (6.00) | 37.00 (5.00) | <0.0001 | 35.05±4.44 | 36.59±4.76 | 0.0091 | |
| Septal thickness (mm) | 9.00 (2.00) | 9.00 (2.00) | 0.0002 | 9.00 (2.00) | 9.00 (2.00) | 0.6244 | |
| LV posterior wall thickness (mm) | 8.00 (1.00) | 9.00 (2.00) | <0.0001 | 8.94±1.15 | 8.95±1.10 | 0.9051 | |
| LV end-systolic diameter (mm) | 29.00 (5.00) | 31.00 (5.00) | 0.0030 | 29.00 (5.00) | 31.00 (5.00) | 0.1667 | |
| LV end-diastolic diameter (mm) | 48.00 (5.00) | 49.00 (5.50) | 0.0005 | 49.00 (7.00) | 49.00 (5.50) | 0.3013 | |
| Left atrium diameter (mm) | 35.00 (7.00) | 39.00 (8.00) | <0.0001 | 37.10±4.97 | 39.57±5.69 | 0.0003 | |
| AV regurgitation | |||||||
| 0 | 613 (79.69) | 72 (56.25) | <0.0001 | 74 (59.68) | 70 (56.45) | 0.8725 | |
| 0.5 | 125 (16.05) | 42 (32.81) | 34 (27.42) | 40 (32.26) | |||
| 1 | 32 (4.11) | 11 (8.59) | 12 (9.68) | 11 (8.87) | |||
| 1.5 | 9 (1.16) | 2 (1.56) | 4 (3.23) | 2 (1.61) | |||
| 2 | 0 (0.00) | 1 (0.78) | 0 (0.00) | 1 (0.81) | |||
| MV regurgitation | |||||||
| 0 | 380 (48.78) | 41 (32.03) | <0.0001 | 61 (49.19) | 40 (32.26) | 0.0003 | |
| 0.5 | 370 (47.50) | 63 (49.22) | 54 (43.55) | 62 (50.00) | |||
| 1 | 28 (3.59) | 17 (13.28) | 9 (7.26) | 15 (12.10) | |||
| 1.5 | 1 (0.13) | 2 (1.56) | 0 (0.00) | 2 (1.61) | |||
| 2 | 0 (0.00) | 4 (3.13) | 0 (0.00) | 4 (3.23) | |||
| 2.5 | 0 (0.00) | 1 (0.78) | 0 (0.00) | 1 (0.81) | |||
| PV regurgitation | |||||||
| 0 | 779 (100.00) | 128 (100.00) | 1.0000 | 0 (0.00) | 0 (0.00) | 1.0000 | |
| TV regurgitation | |||||||
| 0 | 237 (30.42) | 17 (13.28) | <0.0001 | 33 (26.61) | 17 (13.71) | 0.0068 | |
| 0.5 | 446 (57.25) | 71 (55.47) | 69 (55.65) | 70 (56.45) | |||
| 1 | 75 (9.63) | 26 (20.31) | 16 (12.90) | 26 (20.97) | |||
| 1.5 | 17 (2.18) | 6 (4.69) | 4 (3.23) | 4 (3.23) | |||
| 2 | 2 (0.26) | 6 (4.69) | 1 (0.81) | 5 (4.03) | |||
| 2.5 | 1 (0.13) | 2 (1.56) | 0 (0.00) | 2 (1.61) | |||
| 3 | 1 (0.13) | 0 (0.00) | 1 (0.81) | 0 (0.00) | |||
Values are mean ± SD or n (%) or median (IQR) depending on the data distribution. PAF, paroxysmal atrial fibrillation; LV, left ventricle; AV, aortic valve; MV, mitral valve; PV, pulmonary valve; TV, tricuspid valve; IQR, interquartile range.