Table 1 Baseline demographic and clinical characteristics of included patients

Weight (kg)

81 ± 19

Height (cm)

166 ± 10

Age (years)

71 ± 9

Apache II (points)

25 ± 10

VT (mL)

406 ± 71

RR (min⁻¹)

20 (18–25)

FiO₂

0.37 ± 0.08

PaO₂/FiO₂

257 ± 101

PEEP (cmH₂O)

6 (5–8)

P_plat (cmH₂O)

19 ± 5

NE (µg kg⁻¹ min⁻¹)

0.92 ± 0.93

DBT (µg kg⁻¹ min⁻¹)

5.39 ± 4.9)

WBC (× 10³ dL⁻¹)

18.6 (11–23)

CRP (mg dL⁻¹)

24 ± 11.5

Cr (mg dL⁻¹)

2.4 ± 1.2

Bil (mg dL⁻¹)

1.1 (0.4–3.4)

Lactate (mg dL⁻¹)

48.3 ± 30