|
Median age (IQR; years)
|
66 (53–74)
|
60 (48–71)
|
67 (54–75)
|
0.08
|
|
Male sex (%)
|
139 (58)
|
17 (47)
|
122 (60)
|
NS
|
|
Mean Charlson co-morbidity index (±SD)
|
6.2 (3.6)
|
6.7 (3.9)
|
6.1 (3.6)
|
NS
|
|
Mean APACHE II score (±SD)
|
33 (8.6)
|
33 (7.0)
|
33 (8.9)
|
NS
|
|
Oliguria (%)
|
183 (77)
|
33 (92)
|
150 (74)
|
0.02
|
|
Hypotension (%)
|
204 (85)
|
27 (75)
|
177 (87)
|
0.07
|
|
Vasopressors (%)
|
185 (77)
|
25 (69)
|
160 (79)
|
NS
|
|
Shock (%)
|
178 (74)
|
23 (64)
|
155 (76)
|
NS
|
|
Sepsis syndrome (%)
|
167 (70)
|
23 (64)
|
144 (71)
|
NS
|
|
Bloodstream infection (%)
|
50 (21)
|
5 (14)
|
45 (22)
|
NS
|
|
Mean arterial pH (±SD)a
|
7.26 (0.14)
|
7.18 (0.15)
|
7.27 (0.13)
|
<0.001
|
|
Mean serum potassium (±SD) (mmol/l)a
|
4.8 (1.1)
|
4.9 (1.3)
|
4.7 (1.1)
|
NS
|
|
Median serum creatinine (IQR; μmol/l)a
|
405 (265–515)
|
357 (247–514)
|
413 (269–517)
|
NS
|
|
Median serum urea (IQR; mmol/l)a
|
24 (16–33)
|
24 (16–33)
|
25 (16–33)
|
NS
|
|
Mechanical ventilation (%)
|
174 (73)
|
19 (53)
|
155 (76)
|
<0.01
|
|
Acute respiratory distress syndrome (%)
|
91 (41)
|
14 (39)
|
85 (42)
|
NS
|
|
Cardiac arrest (%)
|
43 (18)
|
6 (17)
|
37 (18)
|
NS
|
