Table 1 Patients’ characteristics at hemodialysis session onset

Mechanical ventilation

39 (36 %)

SOFA score

8 [7–11]

Vasopressor administration

53 (50 %)

Vasopressor dose (μg.kg^-1.min^-1)

0.00 [0.00–0.15]

Inotropes administration

9 (8 %)

Arterial lactate (mmol.L^-1)

1.4 [1.1–1.8]

Elevated lactates above upper laboratory limit (2.2 mmol.L^-1)

14 (13 %)

Heart rate (min^-1)

90 [80–98]

Mean arterial pressure (mm Hg)

75 [68–80]

Mean arterial pressure below 65 mm Hg

8 (7 %)

Central venous pressure (mm Hg)

8 [6–12]

Cardiac index (L.min^-1.m^-2)

3.5 [2.9–4.0]

Indexed systemic vascular resistance (dyne.s.cm^-5)

1525 [1324–1864]

Extravascular lung water (mL.kg^-1 PBW)

7.9 [6.0–9.9]

Extravascular lung water > 7 mL.kg^-1 PBW

64 (60 %)

Pulmonary vascular permeability index

1.6 [1.3–2.0]