Table 5 The comparison of clinical characteristics between this trial and groups from literature
From: Cox-maze III procedure for atrial fibrillation during valve surgery: a single institution experience
Characteristic | This trial (n = 66) | Group 3 from Ishii Y[13] (n = 66) | Group 4 from Ishii Y[13] (n = 62) |
|---|---|---|---|
Female - no. (%) | 37 (56.1) | 25 (37.9) | 19 (30.6) |
Age - yr | 54.2 ± 8.4 | 63.2 ± 13.5 | 64. ± 10.5 |
NYHA class III or IV - no. (%) | 22 (33.3) | 11 (16.7) | 10 (16.1) |
LVEF - % | 55.7 ± 9.3 | 60.3 ± 12.6 | 62.34 ± 10.6 |
CPB time (min) | 175.4 ± 32.9 | 219 ± 43 | 229 ± 62 |
Aortic cross-clamping time (min) | 115.6 ± 22.8 | 160 ± 38 | 182 ± 48 |
Left atrial diameter - mm | 53.1 ± 7.3 (40–70) | 54.2 ± 1.6(52–57) | 64.2 ± 5.6 (58–82) |
Frequency of SR 1 year (%) | 93.3 | 99 | 85 |
Frequency of SR 2 year (%) | 89.5 | 85 (5 year) | 59 (5 year) |