Table 1 Characteristics of patients at study enrolment based on the degree of acute kidney injury

Age

63 (46–73)

67 (61–71)

34 (30–36)

0.21 patient groups; < 0.001 vs. controls

Female (%)

38

39

58

0.45

SOFA

15.3 ± 3.3

9.3 ± 1.9

 < 0.001

Norepinephrine dose (mcg/kg/min)

0.34 (0.26–0.51)

0.21 (0.14–0.3)

0.009

Additional inotropes n(%)

18 (49)

1 (8)

0.02

Lactate (mmol/l)

3.9 (2.7–7.4)

2.7 (1.9–3.5)

0.03

Base Excess (mEq/l)

−6.3 ± 4.2

−4.0 ± 4.3

0.14

Haemoglobin (mg/dl)

93 (81–111)

108 (99–115)

0.07

C Reactive protein (mg/dl)

150 (99–279)

256 (160–293)

0.25

White cell count (× 10^9/L)

11.0 (7.1–25.6)

13.2 (9.4–14.5)

0.92

PcvCO2-PaCO2 (kPa)

0.89 (0.54–1.16)

0.875 (0.748–1.11)

0.59

ScvO2 (%)

68 ± 14.4

70 ± 7.8

0.72

Mean Arterial Pressure (mmHg)

69 (-62–74)

70 (68–73)

0.84

Heart rate

100 ± 18

91 ± 15

0.11

CKD stage 2–3 (n)

5

0

0.40

Hypertension (n)

12

7

0.27

Diabetes (n)

9

4

0.89