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Table 3 Respiratory variables

From: Strain echocardiography identifies impaired longitudinal systolic function in patients with septic shock and preserved ejection fraction

  Sepsis Trauma p-value Sepsis Trauma p-value
All (n = 38) All (n = 15)   EF ≥ 50 % (n = 26) EF ≥ 50 % (n = 15)
PEEP (cm H2O) 10.2 ± 3.0 8.3 ± 2.5 0.037 10.2 ± 3.2 8.4 ± 2.7 0.065
Peak inspiratory pressure (cm H2O) 25.9 ± 5.0 21.6 ± 4.7 0.007 26.6 ± 5.3 21.8 ± 4.8 0.007
Tidal volume (ml) 480 ± 97 487 ± 52 0.787 482 ± 101 491 ± 51 0.887
Respiratory rate 20.6 ± 5.5 17.5 ± 2.9 0.005 20.8 ± 5.6 17.6 ± 3.0 0.029
Arterial oxygen saturation (%) 95.9 ± 2.8 98.2 ± 1.0 <0.001 96 ± 2.4 98 ± 1.0 0.001
Fraction of inspired oxygen 0.51 ± 0.2 0.34 ± 0.13 <0.001 0.52 ± 0.2 0.34 ± 0.13 <0.001
End-tidal carbon dioxide (%) 4.8 ± 1.4 4.9 ± 0.5 0.712 4.7 ± 1.2 5.0 ± 0.4 0.392
  1. Data are presented as means ± SD, PEEP; positive end-expiratory pressure