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Table 1 Ventilator parameters and arterial blood gas analysis

From: Successful lung-protective ventilatory management during the VV-ECMO in a severe COVID-19 pneumonia patient with extensive pneumomediastinum and subcutaneous emphysema: a case report

  Pre-ECMO ECMO day 1 ECMO day 5 ECMO day7 ECMO weaning Post-ECMO Pre-extubation
Mode SIMV PCV PCV PCV PCV PCV CPAP/PS
FiO2 0.75 0.4 0.4 0.4 0.5 0.5 0.5
PIP/PS 25 10 18 22 24 25 5
PEEP 10 5 10 12 12 10 5
RR 22 10 10 8 16 20
TV 10 180 280 395 545
SG FiO2 0.9 0.9 0.9 0.21
SG flow 3 3.5 3.5 1.0
EBF 3.9 3.9 3.9 1.4
pH 7.29 7.36 7.42 7.41 7.39 7.46 7.53
PaO2 69 56.5 78.0 77.0 102.3 93.5 155.4
PaCO2 70.6 53.8 46.4 44.8 51.3 39.5 34.3
  1. SIMV Synchronized intermittent mandatory ventilation, PCV Pressure control ventilation, CPAP/PS Continuous positive airway pressure/pressure support, FiO2 Fraction of inspired oxygen, PIP Peak inspiratory pressure (cmH2O), PEEP Positive end-expiratory pressure (cmH2O), RR Respiratory rate (/min), TV Tidal volume (mL), SG flow Sweep gas flow (L/min), EBF Extracorporeal blood flow (3.9 L/min), PaO2 Partial pressure of oxygen in arterial blood (mmHg), PaCO2 Partial pressure of carbon dioxide in arterial blood (mmHg)