TABLE 2.
Event | Valve preservation (n = 261)
|
Composite graft
|
Allograft (n = 243)
|
P value | |||||
---|---|---|---|---|---|---|---|---|---|
Biologic (n = 297)
|
Mechanical (n = 156)
|
||||||||
n* | No. (%) or mean ± SD | n* | No. (%) or mean ± SD | n* | No. (%) or mean ± SD | n* | No. (%) or mean ± SD | ||
Hospital death | 261 | 0 (0) | 297 | 4 (1.3) | 156 | 1 (0.64) | 243 | 2 (0.82) | .3 |
Reoperation for valve dysfunction | 255 | 4 (1.6) | 282 | 0 (0) | 141 | 0 (0) | 222 | 1 (0.45) | .07 |
Atrial fibrillation | 261 | 65 (25) | 297 | 132 (44) | 156 | 43 (28) | 243 | 61 (25) | <.0001 |
Prolonged ventilation (>24 h) | 225 | 13 (5.8) | 222 | 18 (8.1) | 107 | 8 (7.5) | 85 | 6 (7.1) | .8 |
Reoperation for bleeding or tamponade | 261 | 7 (2.7) | 297 | 21 (7.1) | 156 | 5 (3.2) | 243 | 10 (4.1) | .06 |
Permanent stroke | 261 | 3 (1.1) | 297 | 4 (1.3) | 156 | 1 (0.64) | 243 | 5 (2.1) | .7 |
Perioperative myocardial infarction | 261 | 6 (2.3) | 297 | 0 (0) | 156 | 0 (0) | 243 | 4 (1.6) | .02 |
Intra-aortic balloon pump | 261 | 5 (1.9) | 297 | 5 (1.7) | 156 | 0 (0) | 243 | 0 (0) | .06 |
Insertion of ventricular assist device | 261 | 2 (0.77) | 297 | 2 (0.67) | 156 | 0 (0) | 243 | 0 (0) | .4 |
Deep sternal wound infection | 261 | 0 (0) | 297 | 1 (0.34) | 156 | 0 (0) | 243 | 2 (0.82) | .3 |
Renal failure requiring dialysis | 261 | 0 (0) | 297 | 1 (0.34) | 156 | 0 (0) | 243 | 1 (0.41) | .7 |
Length of stay† | |||||||||
Intensive care unit (h) | 261 | 23/28/70 | 297 | 23/29/80 | 156 | 22/28/72 | 243 | 24/24/48 | <.0001 |
Postoperative (d) | 261 | 5.1/6.2/10 | 297 | 5.1/6.2/12 | 156 | 5.2/7.1/10 | 243 | 4.8/5.9/9.0 | <.0001 |
Hospital (d) | 261 | 5.3/6.3/11 | 297 | 5.3/7.2/15 | 156 | 6.1/8.0/12 | 243 | 5.2/6.3/11 | <.0001 |
SD, Standard deviation.
Patients with data available.
15th/50th/85th percentiles.