|
Variable
|
Total
|
Survivors
|
Non-survivors
|
P value*
|
|---|
|
Total number
|
969 (100)
|
659 (100)
|
310 (100)
|
-
|
|
Number of females
|
363 (37.46)
|
246 (37.33)
|
117 (37.74)
|
NS
|
|
Age in years (mean ± SD)
|
49.09 ± 20.19
|
45.78 ± 20.09
|
56.15 ± 18.53
|
<0.001
|
|
Lead time in days (mean ± SD)
|
4.08 ± 8.93
|
3.66 ± 8.04
|
4.98 ± 10.53
|
0.05
|
|
ICU LOS in days (mean ± SD)
|
6.58 ± 9.76
|
5.99 ± 8.80
|
7.82 ± 11.44
|
0.01
|
|
Hospital LOS in days (Mean ± SD)
|
31.75 ± 43.80
|
35.17 ± 43.27
|
24.45 ± 44.14
|
<0.001
|
|
APACHE II score (mean ± SD)
|
18.85 ± 9.13
|
15.75 ± 7.46
|
25.63 ± 8.80
|
< 0.001
|
|
SAPS II score (mean ± SD)
|
38.02 ± 19.90
|
31.20 ± 15.63
|
52.98 ± 20.11
|
< 0.001
|
|
Type of admission
| | | | |
|
Medical
|
662 (68.32)
|
404 (61.31)
|
258 (83.23)
|
<0.001
|
|
Elective surgical
|
173 (17.85)
|
155 (23.52)
|
18 (5.81)
|
<0.001
|
|
Emergency surgical
|
134 (13.83)
|
100 (15.17)
|
34 (10.97)
|
NS
|
|
Chronic illness:
| | | | |
|
Hepatic
|
121 (12.5)
|
32 (4.86)
|
89 (28.71)
|
<0.001
|
|
Cardiovascular
|
35 (3.62)
|
24 (3.64)
|
11 (3.55)
|
NS
|
|
Renal
|
54(5.58)
|
32(4.86)
|
22 (7.10)
|
NS
|
|
Respiratory
|
68 (7.02)
|
55 (8.35)
|
13 (4.19)
|
0.02
|
|
Immunosuppression
|
85 (8.78)
|
39 (5.92)
|
46 (14.84)
|
<0.001
|
|
Any of the above
|
310 (32.02)
|
166 (25.19)
|
144 (46.45)
|
<0.001
|
|
ICU mortality
|
204 (21.05)
|
0
|
204 (65.81)
| |
- Figures in parentheses are percentages. *Survivors versus non-survivors. LOS, length of stay; NS, not significant.
