HFT day | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
HFT setting | ||||||||||||
FIO2 | 0.3 | 0.25 | 0.25 | 0.25 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
Flow (L/minute) | 40 | 40 | 40 | 40 | 40 | 50 | 40 | 40 | 40 | 40 | 30 | 20 |
RR (breaths/minute) | 39 | 22 | 26 | 24 | 24 | 31 | 32 | 30 | 30 | 23 | 26 | 20 |
SpO2 (%) | 96 | 94 | 95 | 94 | 95 | 96 | 97 | 97 | 98 | 98 | 99 | 100 |
etCO2 (mmHg) | 44 | 37 | 40 | 42 | 46 | 48 | 46 | 49 | 48 | 45 | 43 | 46 |
VT (mL) | 220 | 210 | 210 | 230 | 220 | 220 | 230 | 230 | 230 | |||
Arterial blood gases | ||||||||||||
pH | 7.47 | 7.43 | 7.41 | 7.37 | 7.40 | 7.38 | 7.39 | 7.42 | 7.42 | 7.42 | 7.42 | |
PaCO2 (mmHg) | 50 | 53 | 58 | 68 | 66 | 70 | 66 | 61 | 59 | 59 | 60 | |
PaO2 (mmHg) | 61 | 73 | 68 | 77 | 80 | 86 | 79 | 91 | 93 | 72 | 85 | |
HCO3− (mmol/L) | 53.1 | 34.7 | 35.9 | 38.5 | 40.1 | 40.1 | 38.8 | 39.1 | 37.9 | 36.9 | 37.8 |