Admission and preadmission patient characteristics:
| | | | |
Age in years, median (IQR)
|
66 (54-74)
|
64 (53-73)
|
73 (61-81)
|
<0.001a
|
Age group, n (%)
| | | |
<0.001b
|
65 years
|
284 (51)
|
223 (47)
|
61 (69)
| |
<65 years
|
278 (49)
|
250 (53)
|
28 (32)
| |
Gender, n (%)
| | | |
0.346b
|
Male
|
354 (63)
|
294 (62)
|
60 (67)
| |
Female
|
208 (37)
|
179 (38)
|
29 (33)
| |
ASA physical status, n (%)
| | | |
<0.001b
|
I/II
|
189 (34)
|
175 (37)
|
14 (16)
| |
III/IV
|
373 (66)
|
298 (63)
|
75 (84)
| |
Body mass index in kg/m2, median (IQR)
|
25 (23-28)
|
25 (23-28)
|
26 (23-29)
|
0.231a
|
Duration of anesthesia (min.), median (IQR)
|
240 (180-330)
|
240 (180-330)
|
240 (180-330)
|
0.343a
|
Type of anesthesia, n (%)
| | | |
0.903a
|
General/combined general locoregional
|
476 (85)
|
401 (85)
|
75 (84)
| |
Locoregional
|
86 (15)
|
72 (15)
|
14 (16)
| |
Temperature at SICU admission, median (IQR)
|
35.0 (33.9-35.8)
|
35.0 (33.9-35.8)
|
35.0 (34.0-35.6)
|
0.905a
|
Troponin I at SICU admission, median (IQR)
|
0.01(0.01-0.02)
|
0.01(0.01-0.01)
|
0.01(0.01-0.02)
|
0.001a
|
Hypertension, n (%)
|
341 (61)
|
275 (58)
|
66 (74)
|
0.005b
|
Hyperlipidemia, n (%)
|
224 (40)
|
175 (37)
|
49 (55)
|
0.001b
|
COPD, n (%)
|
132 (24)
|
105 (22)
|
27 (30)
|
0.097b
|
High-risk surgery, n (%)
|
294 (52)
|
247 (52)
|
47 (53)
|
0.919b
|
Ischemic heart disease, n (%)
|
104 (19)
|
75 (16)
|
29 (33)
|
<0.001b
|
Congestive heart disease, n (%)
|
175 (31)
|
132 (28)
|
43 (48)
|
<0.001b
|
Cerebrovascular disease, n (%)
|
94 (17)
|
71 (15)
|
23 (26)
|
0.012b
|
Renal insufficiency, n (%)
|
40 (7)
|
33 (7)
|
7 (8)
|
0.765b
|
Insulin therapy for diabetes, n (%)
|
40 (7)
|
30 (6)
|
10 (11)
|
0.100b
|
Total RCRI, n (%)
| | | |
0.001b
|
≤2
|
487 (87)
|
420 (89)
|
67 (75)
| |
>2
|
75 (13)
|
53 (11)
|
22 (25)
| |
Crystalloids, median (IQR)
|
2511 (2000-4206)
|
2500 (2000-4148)
|
3000 (2000-4950)
|
0.324a
|
Colloids, n (%)
|
176 (31)
|
143 (30)
|
33 (37)
|
0.201b
|
Erythrocytes, n (%)
|
172 (31)
|
138 (29)
|
34 (38)
|
0.090b
|
Fresh frozen plasma, n (%)
|
14 (3)
|
8 (2)
|
6 (7)
|
0.005b
|
Platelets, n (%)
|
3 (1)
|
2 (0.4)
|
1 (1)
|
0.405b
|
Outcomes:
| | | | |
APACHE II score, median (IQR)
|
8 (5-11)
|
8 (5-10)
|
9 (7-12)
|
<0.001a
|
SICU length of stay (hours), median (IQR)
|
19 (16-30)
|
19 (15-23)
|
23 (18-71)
|
<0.001a
|
Hospital length of stay (days), median (IQR)
|
12 (5-24)
|
11 (5-23)
|
18 (9-35)
|
<0.001a
|
Mortality in SICU, n (%)
|
3 (1)
|
1 (0.2)
|
2 (2)
|
0.067b
|
Mortality in hospital, n (%)
|
30 (5)
|
15 (3)
|
15 (17)
|
<0.001b
|
Mortality at six-month follow-up, n (%)
|
74 (13)
|
46 (10)
|
28 (32)
|
<0.001b
|