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Table 1 Patients characteristics at baseline

From: Effects of passive leg raising and volume expansion on mean systemic pressure and venous return in shock in humans

  Fluid responders Fluid nonresponders P
  n = 15 n = 15  
Age, years 62 ± 10 67 ± 13 0.25
Weight, kg 78 ± 22 78 ± 22 0.99
Height, cm 169 ± 10 168 ± 13 0.76
Shock aetiology
 Septic (n, %) 9 (60 %) 10 (67 %) 1,00
 Cardiogenic (n, %) 4 (27 %) 4 (27 %) 1,00
 Hypovolemic (n,%) 2 (13 %) 1 (6 %) 1,00
Simplified Acute Physiologic Score II 56 ± 20 60 ± 14 0.45
Male gender (n, %) 9 (60 %) 12 (80 %) 0.43
Tidal volume, mL/kg of ideal body weight 6.5 ± 1,0 6.6 ± 1,0 0.67
Patients receiving norepinephrine (n, %) 14 (94 %) 9 (60 %) 0.08
Dose of norepinephrine, ig/kg/min 0.40 ± 0,32 0.28 ± 0.34 0.31
Patients receiving dobutamine (n,%) 1 (6 %) 2 (13 %) 1,00
Dose of dobutamine, g/kg/min 0.67 ± 2.58 0.67 ± 1.76 1,00
Renal replacement therapy (n, %) 6 (40 %) 6 (40 %) 1,00
Patients receiving propofol (n,%) 14 (94 %) 15 (100 %) 1,00
Dose of propofol, mg/h 183 ± 99 207 ± 68 0.46
Patients receiving rem ifentanyl (n, %) 7 (47 %) 8 (53 %) 1
Dose ofremifentanyl, μg/h 113 ± 146 97 ± 130 0.74
  1. Values are expressed as mean ± standard deviation or as n (%)