Table 2.
Patients characteristics under HFNC
| Number of Patients | 12 |
|---|---|
| Sex ratio (Female/Male) | 1/11 |
| Age (year) | 55.9 ± 19.7 |
| SAPS 2 | 37.7 ± 16.1 |
| SpO2/FIO2 | 170 ± 55 |
| Baseline Flow (L/min) | 55 ± 7 |
| FIO2 (%) | 59 ± 20 |
| RRRef (b/min) | 27 ± 4 |
| RRTOF (b/min) | 26 ± 5 |
| VTTOF (mL) | 429 ± 125 |
| VTTOF (mL/kg IBW) | 6.5 ± 2.1 |
Results are depicted as mean ± STD. RRRef: manually calculated respiratory rate reference. RRTOF: respiratory rate calculation provided by the TOF device. VTTOF: tidal volume calculated by the TOF device. Most patients were receiving high flow rates