Ventilation time (hours) |
13.8 (9-18) |
14.3 (8-20 ) |
0.17 |
Intensive care unit stay (hours) |
38.2 ± 15.7 |
46 ± 17 |
<
0.0001 |
Hospital stay (hours) |
11.7 ± 2 |
15.5 ± 2.6 |
<
0.0001 |
New York Heart Association class |
1.1 ± 0.4 |
1.2 ± 0.5 |
0.04 |
Wound infection (%) |
2 (1.2%) |
3 (1.7%) |
0.82 |
Pericardial tamponade (%) |
11 (6.5%) |
17 (9.3% ) |
0.33 |
Atrio-ventricular block grade III (%) |
13 (7.3%) |
16 (8.8%) |
0.61 |
Atrial fibrillation (%) |
37 (21%) |
31 (17%) |
0.34 |
Pneumonia (%) |
17 (9.5%) |
19 (10.5%) |
0.82 |
Pneumothorax (%) |
4 (2.4%) |
9 (5%) |
0.27 |
Pleural effusion (%) |
6 (3.6%) |
3 (1.7%) |
0.19 |
Pacemaker implantation (%) |
13 (7.3%) |
14 (7.7%) |
0.94 |
Acute renal failure (%) |
16 (9%) |
18 (10%) |
0.75 |
Temporary dialysis (%) |
3 (2%) |
7 (3.7%) |
0.27 |
Stroke (%) |
6 (3.6%) |
8 (4.4%) |
0.66 |
Re-exploration for postoperative bleeding (%) |
4 (2.4%) |
18 (10%) |
< 0.0001 |
Immediate operative death |
0 |
1 (0.6%) |
|
30-day death (%) |
1 (0.6%) |
2 (1.2%) |
0.29 |
30-day cardiac death (%)
|
0
|
0
|
|
30-day non-cardiac death (%)
|
1 (0.6%)
|
2 (1.2%)
|
0.29
|
10-year death (%) |
6 (3.6%) |
18 (10%) |
0.01 |
10 year cardiac death
|
2 (1.2%)
|
12 (6.7%)
|
0.007
|
10-year non-cardiac death
|
4 (2.4%)
|
6 (3.3 % )
|
0.58
|
Mitral re-replacement |
1 (0.6%) |
7 (3.7%) |
0.02 |
Abortion |
5 (3%) |
27 (15%) |
0.0001 |
Abortion due to teratogenicity related to coumadin
|
-
|
18 (10%)
|
|
Abortion due to teratogenicity not related to coumadin
|
4 (2.4%)
|
5 (3%)
|
0.73
|
Abortion due to other causes (infection, physical problem, uterine
anomalies)
|
1 (0.6%)
|
4 (2%)
|
0.25
|
Pregnancy free of anticoagulant complications |
141 (81%) |
101 (56%) |
< 0.0001 |
Echocardiographic data |
|
|
|
Ejection fraction (%)
|
53 ± 11
|
52 ± 13
|
0.44
|
Left ventricular end diastolic diameter (cm)
|
5.1 ± 0.3
|
5 ± 0.6
|
0.05
|
Left ventricular end systolic diameter (cm)
|
3.7 ± 0.6
|
3.8 ± 0.5
|
0.08
|
Left atrium (cm)
|
4.3 ± 0.4
|
4.2 ± 0.6
|
0.07
|
Right atrium (cm)
|
4.7 (4.2-5.2)
|
4.8 (4.2-5.4)
|
0.09
|
Transprosthetic pressure gradient (mmHg)
|
7 ± 3
|
15 ± 4
|
< 0.0001
|
Pulmonary artery pressure (mmHg)
|
43 ± 5
|
42 ± 6
|
0.08
|
Width of the vena contracta (cm)
|
0.67 ± 0.08
|
0.64 ± 0.12
|
0.006
|