From: Ventilatory assistance during translaryngeal percutaneous tracheostomy
 | Basal | Final |  |
---|---|---|---|
 | Mean ± SD | Mean ± SD | P |
PaO2 (mmHg) | 144.4 ± 60 | 136.8 ± 77 | NS |
PaCO2 (mmHg) | 47.6 ± 16 | 53.9 ± 18 | <0.01 |
PEEP ext (cmH2O) | 10.4 ± 4.8 | 2.8 ± 3.8 | <0.01 |
PEEP tot (cmH2O) | 11.2 ± 4.4 | 11.6 ± 3.7 | NS |
P Plat (cmH2O) | 31 ± 13.9 | 32.9 ± 13.3 | NS |
Peak (cmH2O) | 40.8 ± 8.2 | 81.3 ± 10.1 | <0.01 |