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Table

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