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Blood gas values
| NIV-PSV Vision | NIV-PSV Servo-I | NIV-NAVA | |
|---|---|---|---|
| pH | 7.38 (7.36 - 7.46) | 7.38 (7.36 - 7.45) | 7.38 (7.36 - 7.45) |
| PaO2 (mmHg) | 92 (77 - 106) | 105 (84 - 113) | 95 (77 - 98) |
| PaCO2 (mmHg) | 44 (39 - 64) | 44 (33 - 59) | 41 (32 - 60) |
| HCO3− (mmol/L) | 27 (23 - 32) | 26 (21 - 31) | 27 (22 - 30) |
NAVA: neurally adjusted ventilatory assist; NIV: non-invasive ventilation; PSV: pressure support ventilation.
