Table 3 Respiratory variables
| Â | 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 |