Age (mean (sd)) |
70.35 (10.52) |
71.70 (11.29) |
0.12 |
0.20 |
Sex = male (%) |
97 (58.8) |
204 (63.2) |
0.09 |
0.40 |
BMI (mean (sd)) |
27.51 (5.07) |
27.64 (4.79) |
0.03 |
0.66 |
Priority (%)
Elective
Urgent
Emergency
|
71 (43.0)
56 (33.9)
38 (23.1)
|
214 (66.3)
64 (19.8)
45 (13.9)
|
0.48
|
<0.01
|
Preoperative creatinine (mean (sd)) |
113.24 (71.36) |
98.25
(64.91) |
0.22 |
<0.01 |
Dialysis dependent (%) |
14 (8.5) |
23 (7.1) |
0.26 |
0.06 |
Diabetes (%) |
44 (26.7) |
70 (21.7) |
0.20 |
0.45 |
Smoker (%)
Current smoker
Ex-smoker
Non-smoker
Not recorded
|
12 (7.3)
76 (46.1)
69 (41.8)
8 (4.8)
|
17 (5.3)
141 (43.7)
141 (43.7)
24 (7.4)
|
0.14
|
0.56
|
COPD (%) |
28 (17.0) |
72 (22.3) |
0.28 |
0.16 |
Peripheral vascular disease (%) |
28 (17.3) |
51 (16.0) |
0.04 |
0.81 |
Previous TIA (%) |
21 (13.0) |
22 (6.9) |
0.20 |
0.04 |
Previous stroke (%) |
8 (5.0) |
16 (5.0) |
0.08 |
0.70 |
NYHA class (%)
I
II
III
IV
Not recorded
|
29 (17.6)
59 (35.7)
54 (32.7)
17 (10.3)
6 (3.6)
|
48 (14.9)
136 (42.1)
103 (31.9)
10 (3.1)
26 (8.0)
|
0.37
|
0.01
|
Heart rhythm (%)
Sinus
Atrial fibrillation
Other
Not recorded
|
131 (79.1)
27 (16.4)
4 (2.4)
3 (1.8)
|
234 (72.4)
69 (21.4)
7 (2.2)
13 (4.0)
|
0.30
|
0.24
|
Left ventricular function (%)
Good
Moderate
Poor
|
114 (69.1)
43 (26.1)
8 (4.8)
|
221 (68.4)
80 (24.8)
22 (6.8)
|
0.13
|
0.81
|
Surgery (%)
Aorta surgery
CABG
CABG + major cardiac
CABG + valve
Major cardiac
Valve
|
61 (37.0)
27 (16.4)
2 (1.2)
30 (18.2)
1 (0.6)
44 (26.7)
|
105 (32.5)
52 (16.1)
5 (1.5)
69 (21.4)
2 (0.6)
90 (27.9)
|
0.11
|
0.93
|
EuroSCORE (mean (sd)) |
8.86 (3.13) |
8.44 (3.99) |
0.12 |
0.78 |
Logistic EuroSCORE (mean (sd)) |
17.49 (14.75) |
17.54 (19.78) |
<0.01 |
0.89 |
Bypass time (mean (sd)) |
152.09 (89.13) |
118.10 (69.59) |
0.43 |
<0.01 |
Cross-clamp time (mean (sd)) |
82.33 (44.51) |
74.63 (35.52) |
0.19 |
0.12 |