TABLE 3.
Average changes in P‐wave dispersion, left atrial diameter, and left atrial volume index
| CBA group | RFA group | |
|---|---|---|
| ∆Pdis‐6 months (ms) | 6.45 ± 8.31* | 2.22 ± 7.63* |
| ∆Pdis‐1 year (ms) | 9.15 ± 11.10 | 5.54 ± 9.48 |
| ∆Pdis‐2 years (ms) | 11.82 ± 12.97 | 8.00 ± 13.39 |
| ∆Pdis‐3 years (ms) | 12.36 ± 14.14 | 8.25 ± 12.24 |
| ∆LAD‐6 months (mm) | 1.76 ± 2.36* | 0.56 ± 1.91* |
| ∆LAD‐1 year (mm) | 2.49 ± 3.28 | 1.85 ± 2.96 |
| ∆LAD‐2 years (mm) | 3.67 ± 5.30 | 3.27 ± 2.90 |
| ∆LAD‐3 years (mm) | 4.22 ± 3.53 | 4.03 ± 3.16 |
| ∆LAVI‐6 months (mL/m2) | 3.56 ± 4.73* | 1.23 ± 3.66* |
| ∆LAVI‐1 year (mL/m2) | 4.99 ± 5.47 | 3.55 ± 5.56 |
| ∆LAVI‐2 year (mL/m2) | 7.68 ± 7.78 | 6.29 ± 6.65 |
| ∆LAVI‐3 year (mL/m2) | 8.85 ± 11.09 | 8.14 ± 8.50 |
Note: LAD, left atrial diameter; ∆LAD, the mean value of the change in LAD; LAVI, left atrial volume index; ∆LAVI, the mean value of the change in LAVI; Pdis, P‐wave dispersion; ∆Pdis, the mean value of the change in Pdis.
*
P < 0.05: the difference between the CBA group and the RFA group was significant.