Table 2 Comparison of the operative and postoperative data between aortic valve repair and replacement
AVr (n= 39) | AVR (n= 46) | P value | |
|---|---|---|---|
Incision | 0.80 | ||
Sternotomy | 32 (82.1%) | 44 (95.7%) | |
Mini-sternotomy | 7 (1.9%) | 2 (4.4%) | |
Cardiopulmonary bypass time (min) | 45 (41–49) | 54.5 (49.5–60) | <0.001 |
Ischemic time (min) | 30 (28–33) | 36.5 (31–40) | <0.001 |
Minimum core temp ( ͦC) | 30.1± 1.3 | 30.3± 1.2 | 0.42 |
Low cardiac output | 3 (7.7%) | 10 (21.7%) | 0.07 |
Arrythmia | 2 (5.1%) | 3 (6.5%) | 0.99 |
Blood transfusion | 11 (28.2%) | 28 (60.9%) | 0.003 |
Re-exploration | 0 | 1 (2.2%) | ˃0.99 |
Sternal rewiring | 0 | 1 (2.2% | ˃0.99 |
Duration of mechanical ventilation (h) | 6 (5–10) | 8 (6–12) | 0.40 |
Pulmonary complications | 2 (5.1%) | 1 (2.2%) | 0.59 |
Neurological complications | 0 | 2 (4.4%) | 0.50 |
Infective complications | 3 (7.7%) | 3 (6.7) | ˃0.99 |
Intensive care unit stay (H) | 23 (20–31) | 24.5 (24–48) | 0.01 |
Intraoperative aortic regurgitation | NA | ||
Trivial aortic regurgitation | 5 (12.8%) | NA | |
Mild aortic regurgitation | 10 (25.6%) | ||
Predischarge aortic regurgitation | NA | ||
Trivial aortic regurgitation | 1 (2.6%) | NA | |
Mild aortic regurgitation | 12 (30.8%) | ||
Hospital mortality | 0 | 1 (2.2%) | ˃0.99 |
LVESD after 6 months (mm) | 47 (45–50) | 46.5 (45–50) | 0.79 |
LVEDD after 6 months (mm) | 68 (67–70) | 67.5 (66–70) | 0.54 |
6-month aortic regurgitation | NA | ||
Trivial aortic regurgitation | 4 (10.3%) | NA | |
Mild aortic regurgitation | 6 (15.4%) |