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Table 1 Characteristics and demographics data of t population (n = 38)

From: Brachial artery peak velocity variation to predict fluid responsiveness in mechanically ventilated patients

Age (years)

54.5 (45 to 69)

Gender (M/F)

19/19

Body surface area (m2)

1.90 (1.73 to 2.03)

Death, n (%)

11 (29%)

ICU stay before inclusion (days)

1 (1 to 2)

Ventilator settings

 

   Tidal volume, mL/Kg ideal body weight

9 (8 to 10)

   Respiratory rate, breaths/min

20 (18 to 20)

   Total PEEP, cm H2O

6 (4 to 6)

   FiO2, %

63 (50 to 80)

   SaO2, %

98.5 (95 to 99)

Norepinephrine, n; dose (μ/kg/min)

17; 0.52 (0.38 to 0.9)

Dobutamine, n; dose (μg/kg/min)

4; 7.11 (4.89 to 11.04)

Sepsis, n (%)

 

   Abdominal

11 (29%)

   Pulmonary

3 (8%)

   Neurological

3 (8%)

   Urological

2 (5%)

   Skin and soft tissues

1 (3%)

  1. Values are expressed as absolute numbers or median with interquartile range (25th to 75th percentiles). F: female; FiO: inspired oxygen fraction; ICU: intensive care unit; M: male; PEEP: positive end-expiratory pressure; SaO2 : arterial oxygen saturation.