Table 4.
Comparison of echocardiographic findings according to the presence of left atrium abnormalities.
| Characteristics (mean ± SD) | Without ABN (n = 38) | With ABN (n = 26) | T | P |
|---|---|---|---|---|
| LA AP diameter (cm) | 5.12 ± 0.83 | 6.07 ± 1.21 | 3.73 | 0.000 |
| LA area (cm2) | 23.51 ± 6.34 | 30.38 ± 4.09 | 4.88 | 0.000 |
| LA ellipsoid volume (cm3) | 73.31 ± 16.97 | 86.16 ± 11.37 | 3.38 | 0.001 |
| LA 1P area-length volume (cm3) | 119.98 ± 28.21 | 147.75 ± 13.71 | 4.65 | 0.000 |
| LA 2P area-length volume (cm3) | 108.05 ± 27.04 | 128.62 ± 18.6 | 3.37 | 0.001 |
| LV ejection fraction (%) | 52.77 ± 10.43 | 44.11 ± 11.26 | 3.11 | 0.003 |
| Indexed LA AP (cm/m2) | 2.65 ± 0.35 | 3.39 ± 0.78 | 5.16 | 0.000 |
| Indexed LA area (cm2/m2) | 12.16 ± 3 | 17.01 ± 3.29 | 6.1 | 0.000 |
| Indexed LA ellipsoid volume (cm3/m2) | 37.92 ± 7.77 | 47.85 ± 6.76 | 5.29 | 0.001 |
| Indexed LA 1p volume (cm3/m2) | 62.25 ± 14.12 | 82.29 ± 10.90 | 6.09 | 0.000 |
| Indexed LA 2p volume (cm3/m2) | 56.01 ± 13.5 | 71.52 ± 12.26 | 4.68 | 0.001 |
P value <0.001 indicates highly significant difference.