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Table 1 Baseline demographics and ventilator settings

From: Additional work of breathing from trigger errors in mechanically ventilated children

Variable  
N 31
Age (months) 3.0 [1.9; 18.5]
Weight (kg) 5.6 [4.4; 9.8]
Pulmonary diagnosis (n) 23
Surgical diagnosis (n) 5
Days on MV prior to study 2.9 [1.9; 5.2]
Duration of MV (days) 4.8 [3.6; 7.4]
Days on PICU 5.9 [4.4; 9.5]
NMB (h) 31.8 [20.3; 51.2]
NMB stopped prior to study (h) 25 [17.5; 48.9]
Cuffed endotracheal tube (%) 74
Comfort B score 12 [10; 12]
PAP (cm H2O) 16 [13; 20]
PEEP (cm H2O) 6 [5; 6]
Inspiration time (s) 0.6 [0.5; 0.68]
Set frequency (/min) 25 [20; 30]
Endtidal CO2 (kPa) 6.42 [5.81; 7.18]
Expiratory tidal volume (ml/kg) 6.9 [6.2; 7.6]
  1. MV mechanical ventilation, PICU paediatric intensive care unit, NMB neuromuscular blockade, PAP pressure above PEEP, PEEP positive end expiratory pressure
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