No of grafts [n]
|
3 (2; 3) Range (1 – 6)
|
3 (2; 4) Range (1 – 6)
|
0.004
|
Use of LIMA [n; %]
|
1061 (86)
|
1150 (93)
|
< 0.001
|
Bypass time [min]
|
93 (75; 116)
|
78 (60; 97)
|
< 0.001
|
Aortic cross clamp time [min]
|
53 (44; 66)
|
47 (35; 60)
|
< 0.001
|
Drainage-loss [mL]
|
550 (350; 800)
|
550 (370; 850)
|
0.33
|
Resternotomy [n; %]
|
67 (5.4)
|
69 (5.6)
|
0.93
|
Mechanical ventilation [hours]
|
12 (9; 16)
|
11 (8; 15)
|
0.34
|
Serum creatinine postoperative [mL × min−1 × 1,73 m−2]
|
1 (0.9; 1.3)
|
0.9 (0.8; 1.2)
|
< 0.001
|
Serum creatinine at discharge [mL × min−1 × 1,73 m−2]
|
1.1 (0.9; 1.4)
|
1 (0.9; 1.3)
|
< 0.001
|
Postoperative dialysis [n; %]
|
49 (4.0)
|
27 (2.2)
|
0.01
|
< 59 (group 1)
|
6 (2.5)
|
2 (0.8)
|
0.29
|
60 – 69 (group 2)
|
17 (3.9)
|
8 (1.8)
|
0.10
|
70 – 79 (group 3)
|
20 (4.1)
|
12 (2.5)
|
0.21
|
> 80 (group 4)
|
6 (8.3)
|
5 (6.9)
|
1.0
|
Low cardiac output syndrome [n; %]
|
37 (3)
|
15 (1.2)
|
0.003
|
Central neurologic event [n; %]
|
26 (2.1)
|
16 (1.3)
|
0.16
|
Respiratory insufficiency [n; %]
|
122 (9.9)
|
82 (6.6)
|
0.004
|
Reintubation [n; %]
|
36 (2.9)
|
30 (2.4)
|
0.53
|
Pneumonia [n; %]
|
64 (5.2)
|
42 (3.4)
|
0.04
|
ICU-stay [days]
|
1 (1; 3)
|
1 (1; 2)
|
< 0.001
|
Hospitalization [days]
|
11 (9; 14)
|
11 (9; 13)
|
0.22
|
In-hospital mortality [n; %]
|
51 (4.1)
|
21 (1.7)
|
< 0.001
|
30-day mortality [n; %]
|
56 (4.5)
|
27 (2.2)
|
0.002
|
≤ 59 (group 1)
|
8 (3.3)
|
2 (0.8)
|
0.11
|
60 – 69 (group 2)
|
22 (4.5)
|
8 (1.8)
|
0.03
|
70 – 79 (group 3)
|
20 (4.1)
|
13 (2.6)
|
0.29
|
≥ 80 (group 4)
|
8 (11.1)
|
4 (5.6)
|
0.37
|