Last values under HFOT before HFOT separation | First values under HFOT after HFOT resumption | p value | |
---|---|---|---|
Temperature, °C | 37.4 ± 0.8 | 37.4 ± 0.8 | 0.89 |
Respiratory rate, /min | 22 ± 5 | 21 ± 5 | 0.52 |
Pulse oximetry, % | 96 ± 2 | 96 ± 3 | 0.89 |
Systolic arterial pressure, mmHg | 127 ± 19 | 131 ± 17 | 0.32 |
Heart rate, /min | 94 ± 20 | 97 ± 20 | 0.28 |
Flow, L/min | 43 ± 8 | 50 ± 5 | 0.001 |
FiO2, % | 48 ± 16 | 56 ± 15 | 0.12 |
SpO2/FiO2, % | 217 ± 53 | 183 ± 41 | 0.03 |
ROX index | 10.2 ± 3.0 | 9.1 ± 3.7 | 0.30 |
PaO2, mmHg | 96 ± 33 | n = 16 84 ± 20 | 0.09 |
PaCO2, mmHg | 36 ± 8 | n = 16 43 ± 20 | 0.18 |
pH, mmHg | 7.44 ± 0.05 | n = 16 7.42 ± 0.10 | 0.52 |
Serum bicarbonate, mmol/L | 24 ± 5 | n = 16 26 ± 5 | 0.08 |
PaO2/FiO2 under HFOT, mmHg | 210 ± 72 | n = 16 148 ± 38 | 0.006 |