Demographic
| | | |
Age, years
|
66 (63–70)
|
67 (62–71)
|
0.91
|
Male gender, number (percentage)
|
12 (50)
|
15 (57)
|
0.58
|
Body mass index, kg/m2
|
28 (25.8–30.1)
|
28.1 (36.4–29.7)
|
0.98
|
Parsonnet score
|
13.1 (11.8–15.5)
|
17.5 (13.7–21.3)
|
0.07
|
Comorbidity
| | | |
Cardiopathy, number (percentage)
| | | |
Coronary
|
13 (54)
|
12 (46)
|
0.71
|
Valve
|
9 (38)
|
10 (39)
|
0.68
|
Mixed
|
2 (8)
|
4 (15)
|
0.44
|
Medical treatment
| | | |
Angiotensin-converting enzyme inhibitors, number (percentage)
|
11 (61)
|
7 (39)
|
0.16
|
Calcium channel blockers, number (percentage)
|
6 (60)
|
4 (40)
|
0.39
|
Preoperative parameters
| | | |
Platelet count, × 103/mL
|
210 (186–234)
|
210 (186–239)
|
0.68
|
Hemoglobin, g/dL
|
14.1 (13.5–14.6)
|
13.6 (12.8–14.4)
|
0.42
|
International normalized ratio
|
1.08 (1.05–1.12)
|
1.09 (1.05–1.14)
|
0.97
|
D-dimer, ng/mL
|
250 (166–333)
|
275 (215–325)
|
0.34
|
Plasminogen activator inhibitor 1, ng/mL
|
34.2 (29–39.5)
|
35.2 (29.4–41.1)
|
0.95
|
Surgical data
| | | |
Cardiopulmonary bypass time, minutes
|
82 (71–94)
|
85 (74–96)
|
0.30
|
Aortic clamping time, minutes
|
51 (44–58)
|
55 (47–62)
|
0.35
|
Temperature after cardiopulmonary bypass, degrees Celsius
|
35.3 (34.9–35.6)
|
35.1 (34.7–35.3)
|
0.24
|
Total heparin dose, UI/kg
|
430 (400–470)
|
420 (400–440)
|
0.69
|
Total protamine dose, mg/kg
|
2.7 (2.5–3)
|
2.7 (2.6–2.9)
|
0.72
|
Blood salvage device, mL
|
681 (605–756)
|
764 (694–833)
|
0.12
|