Age (median, IQR)
|
63.8 [46.92–76.52]
|
63.0 [46.0–76.0]
|
0.21
|
Male gender (n, %)
|
2578 (48.0)
|
2835 (49.4)
|
0.14
|
30-day mortality (n, %)
|
284 (5.3)
|
234 (4.1)
|
<0.01
|
48-h mortality (n, %)
|
61 (1.1)
|
50 (0.9)
|
0.19
|
C-reactive protein, nmol/L (median, IQR)
|
5.8 [1.7–29.17]
|
4.9 [2.9–22.2]
|
<0.001
|
Potassium, mmol/L (median, IQR)
|
4.1 [3.8–4.4]
|
4.0 [3.9–4.3]
|
<0.001
|
Sodium, mmol/L (median, IQR)
|
137.5 [135.0–139.4]
|
139 [136.9–140.7]
|
<0.001
|
Haemoglobin, mmol/L (median, IQR)
|
8.4 [7.6–9.1]
|
8.4 [7.6–9.1]
|
0.52
|
Creatinine, μmol/L (median, IQR)
|
71.2 [59.0–87.0]
|
71.0 [60.0–87.0]
|
0.77
|
Leukocyte count, 109/L (median, IQR)
|
8.7 [6.8–11.5]
|
8.2 [6.5–10.6]
|
<0.001
|
Albumin, g/L (median, IQR)
|
42.0 [38.6–44.7]
|
37.2 [33.6–39.8]
|
<0.001
|
Lactate dehydrogenase, U/L (median, IQR)
|
178.1 [153.3–213.6]
|
182.2 [157.0–216.9]
|
0.50
|
Arterial oxygen saturation, % (median, IQR)
|
98 [96–99]
|
98 [96–99]
|
0.31
|
Respiratory rate, min−1 (median, IQR)
|
16 [16–20]
|
16 [15–19]
|
<0.001
|
Heart rate, min−1 (median, IQR)
|
82 [71–95]
|
80 [70–92]
|
<0.001
|
Systolic blood pressure, mmHg (median, IQR)
|
140 [125–157]
|
134 [119–150]
|
<0.001
|